diff --git a/dyngen-exec.h b/dyngen-exec.h
index 3544372a6..09be9ea7b 100644
--- a/dyngen-exec.h
+++ b/dyngen-exec.h
@@ -31,7 +31,7 @@
 #elif defined(_ARCH_PPC)
 #define AREG0 "r27"
 #elif defined(__arm__)
-#define AREG0 "r7"
+#define AREG0 "r6"
 #elif defined(__hppa__)
 #define AREG0 "r17"
 #elif defined(__mips__)
diff --git a/tcg/arm/tcg-target.h b/tcg/arm/tcg-target.h
index 48586c3e6..0035b471f 100644
--- a/tcg/arm/tcg-target.h
+++ b/tcg/arm/tcg-target.h
@@ -78,7 +78,7 @@ typedef enum {
 
 enum {
     /* Note: must be synced with dyngen-exec.h */
-    TCG_AREG0 = TCG_REG_R7,
+    TCG_AREG0 = TCG_REG_R6,
 };
 
 static inline void flush_icache_range(unsigned long start, unsigned long stop)