diff --git a/autoconf/configure.ac b/autoconf/configure.ac
index 8d4999aefbc..4f300b75c73 100644
--- a/autoconf/configure.ac
+++ b/autoconf/configure.ac
@@ -179,7 +179,7 @@ if test ${enableval} = "no"
 then
   AC_SUBST(JIT,[[]])
 else
-  case "$llvm_cv_target_architecture" in
+  case "$llvm_cv_target_arch" in
     x86)     AC_SUBST(JIT,[[TARGET_HAS_JIT=1]]) ;;
     Sparc)   AC_SUBST(JIT,[[TARGET_HAS_JIT=1]]) ;;
     PowerPC) AC_SUBST(JIT,[[TARGET_HAS_JIT=1]]) ;;
diff --git a/configure b/configure
index 733154c7e68..ea7408b511c 100755
--- a/configure
+++ b/configure
@@ -2945,7 +2945,7 @@ then
   JIT=
 
 else
-  case "$llvm_cv_target_architecture" in
+  case "$llvm_cv_target_arch" in
     x86)     JIT=TARGET_HAS_JIT=1
  ;;
     Sparc)   JIT=TARGET_HAS_JIT=1