diff --git a/target/arm/tcg/translate.c b/target/arm/tcg/translate.c
index 68ac393415..d8225b77c8 100644
--- a/target/arm/tcg/translate.c
+++ b/target/arm/tcg/translate.c
@@ -3510,7 +3510,7 @@ static int t32_expandimm_rot(DisasContext *s, int x)
 /* Return the unrotated immediate from T32ExpandImm.  */
 static int t32_expandimm_imm(DisasContext *s, int x)
 {
-    int imm = extract32(x, 0, 8);
+    uint32_t imm = extract32(x, 0, 8);
 
     switch (extract32(x, 8, 4)) {
     case 0: /* XY */