diff --git a/Libraries/LibX86/Instruction.cpp b/Libraries/LibX86/Instruction.cpp
index b198c4decc3..aad2fd19bda 100644
--- a/Libraries/LibX86/Instruction.cpp
+++ b/Libraries/LibX86/Instruction.cpp
@@ -1295,7 +1295,7 @@ void Instruction::to_string_internal(StringBuilder& builder, u32 origin, const S
 
     switch (m_descriptor->format) {
     case OP_RM8_imm8:
-      append_mnemonic_space();
+        append_mnemonic_space();
         append_rm8();
         append(", ");
         append_imm8();