diff --git a/envs/MER_STATS.yaml b/envs/MER_STATS.yaml
index b85466737085ff71d4b00da381964d028f93e776..422084c8eca81f6508fa9069bd6ad9699b7b42a1 100644
--- a/envs/MER_STATS.yaml
+++ b/envs/MER_STATS.yaml
@@ -4,6 +4,6 @@ channels:
   - bioconda
   - defaults
 dependencies:
-  - gfastats == 1.3.9
-  - merqury == 1.3
-  - r-ggplot2 == 3.3.6
\ No newline at end of file
+  - gfastats=1.3.9
+  - merqury=1.3
+  - r-ggplot2=3.3.6
\ No newline at end of file