diff --git a/tools.yml b/tools.yml
index c67efbb..5d8faca 100644
--- a/tools.yml
+++ b/tools.yml
@@ -1002,7 +1002,7 @@ tools:
     env:
       _JAVA_OPTIONS: -Xmx{int(mem)}G -Xms1G
   toolshed.g2.bx.psu.edu/repos/galaxyp/pepquery2/pepquery2/.*:
-    mem: 16
+    mem: 20
   toolshed.g2.bx.psu.edu/repos/galaxyp/peptideshaker/peptide_shaker/.*:
     cores: 7
     mem: 90