diff --git a/Core/MIPS/MIPSAnalyst.cpp b/Core/MIPS/MIPSAnalyst.cpp
index 43e5019a66..7a3459f808 100644
--- a/Core/MIPS/MIPSAnalyst.cpp
+++ b/Core/MIPS/MIPSAnalyst.cpp
@@ -1531,7 +1531,7 @@ skip:
 		}
 
 		// lw, sh, ...
-		if ((opInfo & IN_MEM) || (opInfo & OUT_MEM)) {
+		if (!IsSyscall(op) && (opInfo & (IN_MEM | OUT_MEM)) != 0) {
 			info.isDataAccess = true;
 			switch (opInfo & MEMTYPE_MASK) {
 			case MEMTYPE_BYTE: