diff --git a/SPECS/chromium.spec b/SPECS/chromium.spec
index 0fc3821f..a30c60d3 100644
--- a/SPECS/chromium.spec
+++ b/SPECS/chromium.spec
@@ -389,6 +389,8 @@ Patch325: chromium-114-qt_logical_scale_factor.patch
 
 # Yandex Search by default
 Patch500: 0001-Yandex-as-default-search-engine.patch
+# Fix missing include
+Patch501: 0001-Add-Missing-Include-Gost.patch
 
 # Use chromium-latest.py to generate clean tarball from released build tarballs, found here:
 # http://build.chromium.org/buildbot/official/
@@ -1050,6 +1052,7 @@ cp -f %{chromium_path_gost}/src/msspi/third_party/cprocsp/include/* third_party/
 %patch -P325 -p1 -b .qt_logical_scale_factor
 
 %patch -P500 -p1 -b .Yandex-as-default-search-engine
+%patch -P501 -p1 -b .Add-Missing-Include-Gost
 
 # We patch Chromium to open chrome://new-tab-page even with non-Google search engines
 # and to use Yandex by default instead of Google for most of our users,