diff --git a/SStream.c b/SStream.c
index 4cc60d71..4a916c33 100644
--- a/SStream.c
+++ b/SStream.c
@@ -77,6 +77,15 @@ void printInt64(SStream *O, int64_t val)
 	}
 }
 
+// print number in decimal mode
+void printInt32BangDec(SStream *O, int32_t val)
+{
+	if (val >= 0)
+		SStream_concat(O, "#%u", val);
+	else
+		SStream_concat(O, "#-%u", -val);
+}
+
 void printInt32Bang(SStream *O, int32_t val)
 {
 	if (val >= 0) {
diff --git a/SStream.h b/SStream.h
index 732f89ba..87e5719b 100644
--- a/SStream.h
+++ b/SStream.h
@@ -27,4 +27,7 @@ void printUInt32Bang(SStream *O, uint32_t val);
 
 void printUInt32(SStream *O, uint32_t val);
 
+// print number in decimal mode
+void printInt32BangDec(SStream *O, int32_t val);
+
 #endif
diff --git a/arch/AArch64/AArch64InstPrinter.c b/arch/AArch64/AArch64InstPrinter.c
index 4af3aba3..9f60c973 100644
--- a/arch/AArch64/AArch64InstPrinter.c
+++ b/arch/AArch64/AArch64InstPrinter.c
@@ -1190,7 +1190,7 @@ static void printShifter(MCInst *MI, unsigned OpNum, SStream *O)
 		return;
 
 	SStream_concat(O, ", %s ", AArch64_AM_getShiftExtendName(AArch64_AM_getShiftType(Val)));
-	printInt32Bang(O, AArch64_AM_getShiftValue(Val));
+	printInt32BangDec(O, AArch64_AM_getShiftValue(Val));
 	if (MI->csh->detail) {
 		arm64_shifter shifter = ARM64_SFT_INVALID;
 		switch(AArch64_AM_getShiftType(Val)) {