diff --git a/core/precalcmatches/berkeley/src/main/java/uk/ac/ebi/interpro/scan/precalc/berkeley/iprscan/BerkeleyDBJE.java b/core/precalcmatches/berkeley/src/main/java/uk/ac/ebi/interpro/scan/precalc/berkeley/iprscan/BerkeleyDBJE.java
index f5ab68075..27c82d5eb 100644
--- a/core/precalcmatches/berkeley/src/main/java/uk/ac/ebi/interpro/scan/precalc/berkeley/iprscan/BerkeleyDBJE.java
+++ b/core/precalcmatches/berkeley/src/main/java/uk/ac/ebi/interpro/scan/precalc/berkeley/iprscan/BerkeleyDBJE.java
@@ -16,7 +16,7 @@ public BerkeleyDBJE(File directory) {
         // Set up the environment
         EnvironmentConfig envConfig = new EnvironmentConfig();
         envConfig.setAllowCreate(true);
-        // envConfig.setCacheSize(24L * 1024 * 1024 * 1024);  // do not hard-code max memory
+        envConfig.setCacheSize(24L * 1024 * 1024 * 1024);
         envConfig.setTransactional(false);
 
         // *.jdb files target size (200M)