diff --git a/MODULE.bazel b/MODULE.bazel
index cfad4a79f3..97ef7d1c1b 100644
--- a/MODULE.bazel
+++ b/MODULE.bazel
@@ -18,7 +18,7 @@
 # For more details, please check https://github.com/bazelbuild/bazel/issues/18958
 ###############################################################################
 
-OR_TOOLS_VERSION = "9.14"
+OR_TOOLS_VERSION = "9.15"
 
 module(
     name = "or-tools",
diff --git a/Version.txt b/Version.txt
index 1d4910fae0..2bf7f1062b 100644
--- a/Version.txt
+++ b/Version.txt
@@ -1,3 +1,3 @@
 OR_TOOLS_MAJOR=9
-OR_TOOLS_MINOR=14
+OR_TOOLS_MINOR=15
 #PRE_RELEASE=YES