diff --git a/system/devel/guile/pspec.xml b/system/devel/guile/pspec.xml
index ab6ec0bf..a715fa5e 100644
--- a/system/devel/guile/pspec.xml
+++ b/system/devel/guile/pspec.xml
@@ -53,6 +53,8 @@
         <Summary>Development files for guile</Summary>
         <RuntimeDependencies>
             <Dependency release="current">guile</Dependency>
+            <Dependency>gc-devel</Dependency>
+            <Dependency>gmp-devel</Dependency>
         </RuntimeDependencies>
         <Files>
             <Path fileType="header">/usr/include</Path>