diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
new file mode 100644
index 0000000..5d7e27b
--- /dev/null
+++ b/.github/workflows/go.yml
@@ -0,0 +1,34 @@
+name: Go
+
+on:
+  push:
+    branches: [ "master" ]
+  pull_request:
+    branches: [ "master" ]
+    types:
+      - opened
+      - synchronize
+      - reopened
+      - review_requested
+  pull_request_review:
+    types:
+      - submitted
+  workflow_dispatch:
+
+jobs:
+
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Set up Go
+      uses: actions/setup-go@v4
+      with:
+        go-version: '1.20'
+
+    - name: Build
+      run: go build -v ./...
+
+    - name: Test
+      run: go test -v ./...
diff --git a/lexer_state.go b/lexer_state.go
index b0b4d54..76c29f1 100644
--- a/lexer_state.go
+++ b/lexer_state.go
@@ -111,12 +111,13 @@ func descriptionDelimiterState(l *lexer) stateFunc {
 		l.Emit(breakingChangeToken)
 	}
 
-	l.Take(": ")
+	l.Next()
 
-	if l.Current() != ": " {
+	if l.Current() != ":" || l.Peek() != ' ' {
 		l.Error(errDescMissingDelimiter)
 		return nil
 	}
+	l.Next()
 
 	l.Emit(descDelimiterToken)
 
diff --git a/parser.go b/parser.go
index d213147..82484b7 100644
--- a/parser.go
+++ b/parser.go
@@ -47,8 +47,8 @@ func (p *Parser) parse(input string) (*Commit, error) {
 			c.scope = t.Value
 		case descriptionToken:
 			c.description = t.Value
+			c.header = strings.TrimSpace(lex.Get(0, t.End))
 		case bodyToken:
-			c.header = strings.TrimSpace(lex.Get(0, t.Start))
 			c.body = strings.TrimSpace(t.Value)
 		case footerKeyToken:
 			if footerStartPos == 0 {
diff --git a/parser_header_test.go b/parser_header_test.go
index cc9c263..71757cf 100644
--- a/parser_header_test.go
+++ b/parser_header_test.go
@@ -17,6 +17,24 @@ func TestParseHeaderValid(t *testing.T) {
 		"feat: description with body 1, \n\n2, 3 and 4?",
 		"feat1234(@scope/scope1,scope2): description, \n\n body 1 2, 3 and 4?",
 		"1245#feat1234(@scope/scope1,scope2): description, \n\n body 1 2, 3 and 4?",
+		"feat: description with colon at the end: mid:dle and :start of words",
+		"feat: description with gitmoji at the end :hammer:",
+		"feat: description with gitmoji in :hammer: the middle",
+		"feat: :hammer: description with gitmoji at the start",
+		"feat(scope): description with colon at the end: mid:dle and :start of words",
+		"feat(scope): description with gitmoji at the end :hammer:",
+		"feat(scope): description with gitmoji in :hammer: the middle",
+		"feat(scope): :hammer: description with gitmoji at the start",
+		"feat!: description with colon at the end: mid:dle and :start of words",
+		"feat!: description with gitmoji at the end :hammer:",
+		"feat!: description with gitmoji in :hammer: the middle",
+		"feat!: :hammer: description with gitmoji at the start",
+		"feat(scope)!: description with colon at the end: mid:dle and :start of words",
+		"feat(scope)!: description with gitmoji at the end :hammer:",
+		"feat(scope)!: description with gitmoji in :hammer: the middle",
+		"feat(scope)!: :hammer: description with gitmoji at the start",
+		`feat: : : A description`,
+		`feat: :: A description ::`,
 	}
 
 	p := New()
@@ -52,6 +70,8 @@ func TestParseHeaderInvalid(t *testing.T) {
 		`feat((`,
 		`feat():`,
 		`feat):`,
+		`feat:: A description`,
+		`feat:::: A description`,
 	}
 
 	p := New()