diff --git a/packages/gapic-generator/gapic/templates/%namespace/%name_%version/%sub/__init__.py.j2 b/packages/gapic-generator/gapic/templates/%namespace/%name_%version/%sub/__init__.py.j2
index 37054425f91a..21aa85db5b11 100644
--- a/packages/gapic-generator/gapic/templates/%namespace/%name_%version/%sub/__init__.py.j2
+++ b/packages/gapic-generator/gapic/templates/%namespace/%name_%version/%sub/__init__.py.j2
@@ -21,15 +21,15 @@ from importlib import metadata
 __lazy_modules__ = {
     {% filter sort_lines -%}
     {% for subpackage, _ in api.subpackages|dictsort -%}
-    f"{__name__}.{{ subpackage }}",
+        "{{package_path}}.{{ subpackage }}",
     {% endfor -%}
     {% for service in api.services.values()
             if service.meta.address.subpackage == api.subpackage_view -%}
-    f"{__name__}.services.{{ service.name|snake_case }}",
+        "{{package_path}}.services.{{ service.name|snake_case }}",
     {% endfor -%}
     {% for proto in api.protos.values()
             if proto.meta.address.subpackage == api.subpackage_view -%}
-    f"{__name__}.types.{{ proto.module_name }}",
+        "{{package_path}}.types.{{ proto.module_name }}",
     {% endfor -%}
     {% endfilter %}
 }
diff --git a/packages/gapic-generator/tests/integration/goldens/asset/google/cloud/asset_v1/__init__.py b/packages/gapic-generator/tests/integration/goldens/asset/google/cloud/asset_v1/__init__.py
index d8dd1f4be7fa..b4248e6d257d 100755
--- a/packages/gapic-generator/tests/integration/goldens/asset/google/cloud/asset_v1/__init__.py
+++ b/packages/gapic-generator/tests/integration/goldens/asset/google/cloud/asset_v1/__init__.py
@@ -29,10 +29,10 @@
 # https://docs.python.org/3.15/library/sys.html#sys.set_lazy_imports_filter
 # Older Python versions safely ignore this variable.
 __lazy_modules__ = {
-f"{__name__}.services.asset_service",
-f"{__name__}.types.asset_enrichment_resourceowners",
-f"{__name__}.types.asset_service",
-f"{__name__}.types.assets",
+    "google.cloud.asset_v1.services.asset_service",
+    "google.cloud.asset_v1.types.asset_enrichment_resourceowners",
+    "google.cloud.asset_v1.types.asset_service",
+    "google.cloud.asset_v1.types.assets",
 }
 
 
diff --git a/packages/gapic-generator/tests/integration/goldens/credentials/google/iam/credentials_v1/__init__.py b/packages/gapic-generator/tests/integration/goldens/credentials/google/iam/credentials_v1/__init__.py
index 280a0b983ffa..a482a8873cef 100755
--- a/packages/gapic-generator/tests/integration/goldens/credentials/google/iam/credentials_v1/__init__.py
+++ b/packages/gapic-generator/tests/integration/goldens/credentials/google/iam/credentials_v1/__init__.py
@@ -29,9 +29,9 @@
 # https://docs.python.org/3.15/library/sys.html#sys.set_lazy_imports_filter
 # Older Python versions safely ignore this variable.
 __lazy_modules__ = {
-f"{__name__}.services.iam_credentials",
-f"{__name__}.types.common",
-f"{__name__}.types.iamcredentials",
+    "google.iam.credentials_v1.services.iam_credentials",
+    "google.iam.credentials_v1.types.common",
+    "google.iam.credentials_v1.types.iamcredentials",
 }
 
 
diff --git a/packages/gapic-generator/tests/integration/goldens/eventarc/google/cloud/eventarc_v1/__init__.py b/packages/gapic-generator/tests/integration/goldens/eventarc/google/cloud/eventarc_v1/__init__.py
index 3fa5867f37aa..93903d926388 100755
--- a/packages/gapic-generator/tests/integration/goldens/eventarc/google/cloud/eventarc_v1/__init__.py
+++ b/packages/gapic-generator/tests/integration/goldens/eventarc/google/cloud/eventarc_v1/__init__.py
@@ -29,19 +29,19 @@
 # https://docs.python.org/3.15/library/sys.html#sys.set_lazy_imports_filter
 # Older Python versions safely ignore this variable.
 __lazy_modules__ = {
-f"{__name__}.services.eventarc",
-f"{__name__}.types.channel",
-f"{__name__}.types.channel_connection",
-f"{__name__}.types.discovery",
-f"{__name__}.types.enrollment",
-f"{__name__}.types.eventarc",
-f"{__name__}.types.google_api_source",
-f"{__name__}.types.google_channel_config",
-f"{__name__}.types.logging_config",
-f"{__name__}.types.message_bus",
-f"{__name__}.types.network_config",
-f"{__name__}.types.pipeline",
-f"{__name__}.types.trigger",
+    "google.cloud.eventarc_v1.services.eventarc",
+    "google.cloud.eventarc_v1.types.channel",
+    "google.cloud.eventarc_v1.types.channel_connection",
+    "google.cloud.eventarc_v1.types.discovery",
+    "google.cloud.eventarc_v1.types.enrollment",
+    "google.cloud.eventarc_v1.types.eventarc",
+    "google.cloud.eventarc_v1.types.google_api_source",
+    "google.cloud.eventarc_v1.types.google_channel_config",
+    "google.cloud.eventarc_v1.types.logging_config",
+    "google.cloud.eventarc_v1.types.message_bus",
+    "google.cloud.eventarc_v1.types.network_config",
+    "google.cloud.eventarc_v1.types.pipeline",
+    "google.cloud.eventarc_v1.types.trigger",
 }
 
 
diff --git a/packages/gapic-generator/tests/integration/goldens/logging/google/cloud/logging_v2/__init__.py b/packages/gapic-generator/tests/integration/goldens/logging/google/cloud/logging_v2/__init__.py
index ecbd5db766e6..59f32a93ab1a 100755
--- a/packages/gapic-generator/tests/integration/goldens/logging/google/cloud/logging_v2/__init__.py
+++ b/packages/gapic-generator/tests/integration/goldens/logging/google/cloud/logging_v2/__init__.py
@@ -29,13 +29,13 @@
 # https://docs.python.org/3.15/library/sys.html#sys.set_lazy_imports_filter
 # Older Python versions safely ignore this variable.
 __lazy_modules__ = {
-f"{__name__}.services.config_service_v2",
-f"{__name__}.services.logging_service_v2",
-f"{__name__}.services.metrics_service_v2",
-f"{__name__}.types.log_entry",
-f"{__name__}.types.logging",
-f"{__name__}.types.logging_config",
-f"{__name__}.types.logging_metrics",
+    "google.cloud.logging_v2.services.config_service_v2",
+    "google.cloud.logging_v2.services.logging_service_v2",
+    "google.cloud.logging_v2.services.metrics_service_v2",
+    "google.cloud.logging_v2.types.log_entry",
+    "google.cloud.logging_v2.types.logging",
+    "google.cloud.logging_v2.types.logging_config",
+    "google.cloud.logging_v2.types.logging_metrics",
 }
 
 
diff --git a/packages/gapic-generator/tests/integration/goldens/logging_internal/google/cloud/logging_v2/__init__.py b/packages/gapic-generator/tests/integration/goldens/logging_internal/google/cloud/logging_v2/__init__.py
index 2b7a468204d6..1e0019fe8599 100755
--- a/packages/gapic-generator/tests/integration/goldens/logging_internal/google/cloud/logging_v2/__init__.py
+++ b/packages/gapic-generator/tests/integration/goldens/logging_internal/google/cloud/logging_v2/__init__.py
@@ -29,13 +29,13 @@
 # https://docs.python.org/3.15/library/sys.html#sys.set_lazy_imports_filter
 # Older Python versions safely ignore this variable.
 __lazy_modules__ = {
-f"{__name__}.services.config_service_v2",
-f"{__name__}.services.logging_service_v2",
-f"{__name__}.services.metrics_service_v2",
-f"{__name__}.types.log_entry",
-f"{__name__}.types.logging",
-f"{__name__}.types.logging_config",
-f"{__name__}.types.logging_metrics",
+    "google.cloud.logging_v2.services.config_service_v2",
+    "google.cloud.logging_v2.services.logging_service_v2",
+    "google.cloud.logging_v2.services.metrics_service_v2",
+    "google.cloud.logging_v2.types.log_entry",
+    "google.cloud.logging_v2.types.logging",
+    "google.cloud.logging_v2.types.logging_config",
+    "google.cloud.logging_v2.types.logging_metrics",
 }
 
 
diff --git a/packages/gapic-generator/tests/integration/goldens/redis/google/cloud/redis_v1/__init__.py b/packages/gapic-generator/tests/integration/goldens/redis/google/cloud/redis_v1/__init__.py
index a5b428efd8aa..1655ebce67d8 100755
--- a/packages/gapic-generator/tests/integration/goldens/redis/google/cloud/redis_v1/__init__.py
+++ b/packages/gapic-generator/tests/integration/goldens/redis/google/cloud/redis_v1/__init__.py
@@ -29,8 +29,8 @@
 # https://docs.python.org/3.15/library/sys.html#sys.set_lazy_imports_filter
 # Older Python versions safely ignore this variable.
 __lazy_modules__ = {
-f"{__name__}.services.cloud_redis",
-f"{__name__}.types.cloud_redis",
+    "google.cloud.redis_v1.services.cloud_redis",
+    "google.cloud.redis_v1.types.cloud_redis",
 }
 
 
diff --git a/packages/gapic-generator/tests/integration/goldens/redis_selective/google/cloud/redis_v1/__init__.py b/packages/gapic-generator/tests/integration/goldens/redis_selective/google/cloud/redis_v1/__init__.py
index 7a3008966b37..ef252becd6cd 100755
--- a/packages/gapic-generator/tests/integration/goldens/redis_selective/google/cloud/redis_v1/__init__.py
+++ b/packages/gapic-generator/tests/integration/goldens/redis_selective/google/cloud/redis_v1/__init__.py
@@ -29,8 +29,8 @@
 # https://docs.python.org/3.15/library/sys.html#sys.set_lazy_imports_filter
 # Older Python versions safely ignore this variable.
 __lazy_modules__ = {
-f"{__name__}.services.cloud_redis",
-f"{__name__}.types.cloud_redis",
+    "google.cloud.redis_v1.services.cloud_redis",
+    "google.cloud.redis_v1.types.cloud_redis",
 }
 
 
diff --git a/packages/gapic-generator/tests/integration/goldens/storagebatchoperations/google/cloud/storagebatchoperations_v1/__init__.py b/packages/gapic-generator/tests/integration/goldens/storagebatchoperations/google/cloud/storagebatchoperations_v1/__init__.py
index da72001ccfbf..7acf0749ebc1 100755
--- a/packages/gapic-generator/tests/integration/goldens/storagebatchoperations/google/cloud/storagebatchoperations_v1/__init__.py
+++ b/packages/gapic-generator/tests/integration/goldens/storagebatchoperations/google/cloud/storagebatchoperations_v1/__init__.py
@@ -29,9 +29,9 @@
 # https://docs.python.org/3.15/library/sys.html#sys.set_lazy_imports_filter
 # Older Python versions safely ignore this variable.
 __lazy_modules__ = {
-f"{__name__}.services.storage_batch_operations",
-f"{__name__}.types.storage_batch_operations",
-f"{__name__}.types.storage_batch_operations_types",
+    "google.cloud.storagebatchoperations_v1.services.storage_batch_operations",
+    "google.cloud.storagebatchoperations_v1.types.storage_batch_operations",
+    "google.cloud.storagebatchoperations_v1.types.storage_batch_operations_types",
 }