diff --git a/src/coreclr/jit/emit.h b/src/coreclr/jit/emit.h
index 5c19c4f806bfb8..780f06bd1b138c 100644
--- a/src/coreclr/jit/emit.h
+++ b/src/coreclr/jit/emit.h
@@ -2818,7 +2818,7 @@ class emitter
     bool emitChkAlign; // perform some alignment checks
 #endif
 
-    insGroup* emitCurIG;
+    insGroup* emitCurIG = nullptr;
 
     void emitSetShortJump(instrDescJmp* id);
     void emitSetMediumJump(instrDescJmp* id);