diff --git a/glicid/packages/golang.scm b/glicid/packages/golang.scm
index 5fa374a..27203b3 100644
--- a/glicid/packages/golang.scm
+++ b/glicid/packages/golang.scm
@@ -139,7 +139,7 @@ make unified and context diff available in pure Go, mostly for testing purposes.
     (home-page "https://gopkg.in/yaml.v3")
     (synopsis "YAML support for the Go language")
     (description "Package yaml implements YAML support for the Go language.")
-    (license unknown-license!)))
+    (license license:expat)))
 
 (define-public go-github-com-stretchr-testify-1.6.1
   (package
@@ -1276,7 +1276,7 @@ through a JMESPath expression.")
     (description
       "Package rgbterm colorizes bytes and strings using RGB colors, for a full range
 of pretty terminal strings.")
-    (license unknown-license!)))
+    (license license:expat)))
 
 (define-public go-github-com-fatih-color-1.7.0
   (package
@@ -1779,7 +1779,7 @@ make unified and context diff available in pure Go, mostly for testing purposes.
     (home-page "https://gopkg.in/yaml.v3")
     (synopsis "YAML support for the Go language")
     (description "Package yaml implements YAML support for the Go language.")
-    (license unknown-license!)))
+    (license license:expat)))
 
 (define-public go-github-com-stretchr-testify-1.6.1
   (package
@@ -1836,7 +1836,7 @@ your code will behave as you intend.")
     (home-page "https://gopkg.in/yaml.v3")
     (synopsis "YAML support for the Go language")
     (description "Package yaml implements YAML support for the Go language.")
-    (license unknown-license!)))
+    (license license:expat)))
 
 (define-public go-github-com-tj-assert-0.0.3
   (package
@@ -2510,7 +2510,7 @@ make unified and context diff available in pure Go, mostly for testing purposes.
     (home-page "https://gopkg.in/yaml.v3")
     (synopsis "YAML support for the Go language")
     (description "Package yaml implements YAML support for the Go language.")
-    (license unknown-license!)))
+    (license license:expat)))
 
 (define-public go-github-com-apptainer-container-library-client-1.2.2
   (package
@@ -3695,7 +3695,7 @@ make unified and context diff available in pure Go, mostly for testing purposes.
     (home-page "https://gopkg.in/yaml.v3")
     (synopsis "YAML support for the Go language")
     (description "Package yaml implements YAML support for the Go language.")
-    (license unknown-license!)))
+    (license license:expat)))
 
 (define-public go-github-com-stretchr-testify-1.7.0
   (package
@@ -6861,7 +6861,7 @@ through a JMESPath expression.")
     (description
       "Package rgbterm colorizes bytes and strings using RGB colors, for a full range
 of pretty terminal strings.")
-    (license unknown-license!)))
+    (license license:expat)))
 
 (define-public go-github-com-fatih-color-1.7.0
   (package
@@ -7621,7 +7621,7 @@ equal.")
     (home-page "https://github.com/klauspost/compress")
     (synopsis "compress")
     (description "This package provides various compression algorithms.")
-    (license unknown-license!)))
+    (license license:expat)))
 
 (define-public go-github-com-klauspost-pgzip-1.2.4
   (package
@@ -8155,7 +8155,7 @@ be used in open source or commercial projects.")
     (home-page "https://gopkg.in/yaml.v3")
     (synopsis "YAML support for the Go language")
     (description "Package yaml implements YAML support for the Go language.")
-    (license unknown-license!)))
+    (license license:expat)))
 
 (define-public go-github-com-stretchr-testify-1.6.1
   (package
@@ -8212,7 +8212,7 @@ your code will behave as you intend.")
     (home-page "https://gopkg.in/yaml.v3")
     (synopsis "YAML support for the Go language")
     (description "Package yaml implements YAML support for the Go language.")
-    (license unknown-license!)))
+    (license license:expat)))
 
 (define-public go-github-com-tj-assert-0.0.3
   (package
@@ -10528,7 +10528,7 @@ buffer developer guide} for more information about protocol buffers themselves."
     (home-page "https://gopkg.in/yaml.v3")
     (synopsis "YAML support for the Go language")
     (description "Package yaml implements YAML support for the Go language.")
-    (license unknown-license!)))
+    (license license:expat)))
 
 (define-public go-github-com-opencontainers-umoci-0.4.7
   (package
@@ -10624,7 +10624,7 @@ buffer developer guide} for more information about protocol buffers themselves."
     (home-page "https://github.com/pelletier/go-toml")
     (synopsis "go-toml")
     (description "Package toml is a TOML parser and manipulation library.")
-    (license unknown-license!)))
+    (license license:expat)))
 
 (define-public go-github-com-pkg-errors-0.9.1
   (package
@@ -11682,7 +11682,7 @@ the operating system.")
     (home-page "https://github.com/yvasiyarov/go-metrics")
     (synopsis "go-metrics")
     (description "Go port of Coda Hale's Metrics library")
-    (license unknown-license!)))
+    (license license:expat)))
 
 (define-public go-github-com-yvasiyarov-newrelic-platform-go-0.0.0-20160601141957-9c099fbc30e9
   (package