diff --git a/build.gradle b/build.gradle
index 098d0fd10..776437c31 100644
--- a/build.gradle
+++ b/build.gradle
@@ -22,7 +22,7 @@ allprojects {
 
 subprojects {
     group = 'org.megamek'
-    version = '0.49.19'
+    version = '0.49.20-SNAPSHOT'
 }
 
 ext {
diff --git a/megameklab/docs/history.txt b/megameklab/docs/history.txt
index 55323127b..241fb7a26 100644
--- a/megameklab/docs/history.txt
+++ b/megameklab/docs/history.txt
@@ -1,5 +1,7 @@
 MEGAMEKLAB VERSION HISTORY:
 ----------------
+0.49.20-SNAPSHOT
+
 0.49.19 (2024-04-19 2030 UTC)
 + Fix MML#1430: Fixes issue with SV armor weight and space calculations
 + Fix MML#1429: Fixes a bug with aero construction in MML