diff --git a/ctools.pc.in b/ctools.pc.in
index 396e067..1c37d89 100644
--- a/ctools.pc.in
+++ b/ctools.pc.in
@@ -8,7 +8,7 @@ Description: CTA science analysis tools
 URL: http://cta.irap.omp.eu/ctools
 Version: @VERSION@
 Requires: 
-Requires.private: gammalib == 1.5.0.dev1
+Requires.private: gammalib == @VERSION@
 Conflicts: 
 Cflags: -I${includedir}/ctools @OPENMP_CXXFLAGS@
 Libs: -L${libdir} -lctools
diff --git a/dev/conda.recipe/meta.yaml.in b/dev/conda.recipe/meta.yaml.in
index 8ae3708..c42eea4 100644
--- a/dev/conda.recipe/meta.yaml.in
+++ b/dev/conda.recipe/meta.yaml.in
@@ -17,10 +17,10 @@ requirements:
     - python  
     - setuptools
     - swig
-    - gammalib ==1.5.0.dev1
+    - gammalib ==@VERSION@
   run:
     - python
-    - gammalib ==1.5.0.dev1
+    - gammalib ==@VERSION@
 
 about:
   home: http://cta.irap.omp.eu/ctools