SERVER-50264: Better FCV const correctness

2 files changed, 4 insertions, 4 deletions

diff --git a/src/mongo/unittest/ensure_fcv.h b/src/mongo/unittest/ensure_fcv.h
index bcba036e417..a0e6e19ed8d 100644
--- a/src/mongo/unittest/ensure_fcv.h
+++ b/src/mongo/unittest/ensure_fcv.h
@@ -43,10 +43,10 @@ public:
     using Version = ServerGlobalParams::FeatureCompatibility::Version;
     EnsureFCV(Version version)
         : _origVersion(serverGlobalParams.featureCompatibility.getVersion()) {
-        serverGlobalParams.featureCompatibility.setVersion(version);
+        serverGlobalParams.mutableFeatureCompatibility.setVersion(version);
     }
     ~EnsureFCV() {
-        serverGlobalParams.featureCompatibility.setVersion(_origVersion);
+        serverGlobalParams.mutableFeatureCompatibility.setVersion(_origVersion);
     }
 
 private:
diff --git a/src/mongo/unittest/unittest.cpp b/src/mongo/unittest/unittest.cpp
index 2e8dafe95c3..0d28c50999e 100644
--- a/src/mongo/unittest/unittest.cpp
+++ b/src/mongo/unittest/unittest.cpp
@@ -156,11 +156,11 @@ namespace {
 // with a meaningful value will trigger failures as of SERVER-32630.
 // (Generic FCV reference): This FCV reference should exist across LTS binary versions.
 void setUpFCV() {
-    serverGlobalParams.featureCompatibility.setVersion(
+    serverGlobalParams.mutableFeatureCompatibility.setVersion(
         ServerGlobalParams::FeatureCompatibility::kLatest);
 }
 void tearDownFCV() {
-    serverGlobalParams.featureCompatibility.reset();
+    serverGlobalParams.mutableFeatureCompatibility.reset();
 }
 
 struct TestSuiteEnvironment {