diff --git a/unittests/MC/Disassembler.cpp b/unittests/MC/Disassembler.cpp
index e432b15bb48..dd0f1ef9ace 100644
--- a/unittests/MC/Disassembler.cpp
+++ b/unittests/MC/Disassembler.cpp
@@ -59,4 +59,6 @@ TEST(Disassembler, Test1) {
                                    OutStringSize);
   EXPECT_EQ(InstSize, 2U);
   EXPECT_EQ(StringRef(OutString), "\tjmp\t0x1");
+
+  LLVMDisasmDispose(DCR);
 }