diff --git a/.gitignore b/.gitignore
index a13b56f..4611386 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,3 +12,4 @@
 /kvdo-c9bd224.tar.gz
 /kvdo-c6254c6.tar.gz
 /kvdo-9b37ab4.tar.gz
+/kvdo-7c54552.tar.gz
diff --git a/kmod-kvdo.spec b/kmod-kvdo.spec
index 1507bd1..359e573 100644
--- a/kmod-kvdo.spec
+++ b/kmod-kvdo.spec
@@ -1,5 +1,5 @@
-%global commit                  9b37ab403fd4d145943180ec05039760e3a9e4db
-%global gittag                  8.2.4.10
+%global commit                  7c5455297c90653c85fb9f99aa1fe3f5b8008966
+%global gittag                  8.2.4.15
 %global shortcommit             %(c=%{commit}; echo ${c:0:7})
 %define spec_release            136
 
@@ -158,6 +158,12 @@ install -m 644 -D source/greylist.txt $RPM_BUILD_ROOT/usr/share/doc/kmod-%{kmod_
 rm -rf $RPM_BUILD_ROOT
 
 %changelog
+* Thu Aug 01 2024 - Susan LeGendre-McGhee <slegendr@redhat.com> - 8.2.4.15-136.el9
+- Fixed null pointer error with timed-out dedupt contexts.
+- Made timed-out dedupe contexts available for reuse sooner.
+- Added build support for more kernel versions.
+- Resolves: RHEL-42515
+
 * Tue Jul 30 2024 - Susan LeGendre-McGhee <slegendr@redhat.com> - 8.2.4.10-136.el9
 - Rebuilt for latest kernel.
 - Related: RHEL-30884
diff --git a/sources b/sources
index 543d031..1ac21d8 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (kvdo-9b37ab4.tar.gz) = 03b61449402623628e29d5f709d865c60155db55a43e4fb361ff51cf768e0224da60ab85b4d343effc86d1fef27de3213c273b698af0f07fd2f913f2ecd349d1
+SHA512 (kvdo-7c54552.tar.gz) = f931a3cf94263776a1a25caffd96e3a7084901c5d25af2ce7c19cc9e67d32b7ba18158efbf7138287937b7aa035ead5e49307b24fafcc19f6389f0f2d63eed41