diff --git a/Source/Core/Core/PowerPC/Interpreter/Interpreter_Tables.cpp b/Source/Core/Core/PowerPC/Interpreter/Interpreter_Tables.cpp
index 4fb81d6e48..6a4a6d5183 100644
--- a/Source/Core/Core/PowerPC/Interpreter/Interpreter_Tables.cpp
+++ b/Source/Core/Core/PowerPC/Interpreter/Interpreter_Tables.cpp
@@ -8,12 +8,15 @@
 #include "Core/PowerPC/Interpreter/Interpreter.h"
 #include "Core/PowerPC/PPCTables.h"
 
+namespace
+{
 struct GekkoOPTemplate
 {
   int opcode;
   Interpreter::Instruction Inst;
   GekkoOPInfo opinfo;
 };
+}
 
 // clang-format off
 static GekkoOPInfo unknownopinfo = { "unknown_instruction", OPTYPE_UNKNOWN, FL_ENDBLOCK, 0, 0, 0, 0 };
diff --git a/Source/Core/Core/PowerPC/Jit64/Jit64_Tables.cpp b/Source/Core/Core/PowerPC/Jit64/Jit64_Tables.cpp
index 2bbbcbe07d..23d03b5568 100644
--- a/Source/Core/Core/PowerPC/Jit64/Jit64_Tables.cpp
+++ b/Source/Core/Core/PowerPC/Jit64/Jit64_Tables.cpp
@@ -32,11 +32,14 @@ void Jit64::DynaRunTable63(UGeckoInstruction _inst)
   (this->*dynaOpTable63[_inst.SUBOP10])(_inst);
 }
 
+namespace
+{
 struct GekkoOPTemplate
 {
   int opcode;
   Jit64::Instruction Inst;
 };
+}
 
 const GekkoOPTemplate primarytable[] = {
     {4, &Jit64::DynaRunTable4},    // RunTable4
diff --git a/Source/Core/Core/PowerPC/JitArm64/JitArm64_Tables.cpp b/Source/Core/Core/PowerPC/JitArm64/JitArm64_Tables.cpp
index 7e9696a339..031dfa6985 100644
--- a/Source/Core/Core/PowerPC/JitArm64/JitArm64_Tables.cpp
+++ b/Source/Core/Core/PowerPC/JitArm64/JitArm64_Tables.cpp
@@ -39,12 +39,15 @@ void JitArm64::DynaRunTable63(UGeckoInstruction inst)
   (this->*dynaOpTable63[inst.SUBOP10])(inst);
 }
 
+namespace
+{
 struct GekkoOPTemplate
 {
   int opcode;
   _Instruction Inst;
   // GekkoOPInfo opinfo; // Doesn't need opinfo, Interpreter fills it out
 };
+}
 
 constexpr GekkoOPTemplate primarytable[] = {
     {4, &JitArm64::DynaRunTable4},    // RunTable4