diff --git a/src/compiler/codegen/arm/MethodCodegenDriver.cc b/src/compiler/codegen/arm/MethodCodegenDriver.cc
index ea02721..c4b30b2 100644
--- a/src/compiler/codegen/arm/MethodCodegenDriver.cc
+++ b/src/compiler/codegen/arm/MethodCodegenDriver.cc
@@ -693,7 +693,7 @@
     if (dInsn->vA == 0)
         return callState;
 
-    oatLockAllTemps(cUnit);
+    oatLockCallTemps(cUnit);
     callState = nextCallInsn(cUnit, mir, dInsn, callState);
 
     /*
@@ -816,7 +816,7 @@
 
     // Finally, deal with the register arguments
     // We'll be using fixed registers here
-    oatLockAllTemps(cUnit);
+    oatLockCallTemps(cUnit);
     callState = nextCallInsn(cUnit, mir, dInsn, callState);
     return callState;
 }