diff --git a/src/JSystem/J2DGraph/J2DPrint.cpp b/src/JSystem/J2DGraph/J2DPrint.cpp
index ed61cf52a..b99bdb4c2 100644
--- a/src/JSystem/J2DGraph/J2DPrint.cpp
+++ b/src/JSystem/J2DGraph/J2DPrint.cpp
@@ -560,6 +560,6 @@ f32 J2DPrint::getNumberF32(const u8** param_1, f32 param_2, f32 param_3, int bas
     return uVar2;
 }
 
-void dummy2() {
+static void dummy2() {
     OSReport("buff != 0");
 }
diff --git a/src/JSystem/JUtility/JUTXfb.cpp b/src/JSystem/JUtility/JUTXfb.cpp
index 593f1a409..4ebba5849 100644
--- a/src/JSystem/JUtility/JUTXfb.cpp
+++ b/src/JSystem/JUtility/JUTXfb.cpp
@@ -108,7 +108,7 @@ void JUTXfb::initiate(u16 width, u16 height, JKRHeap* pHeap, JUTXfb::EXfbNumber
     }
 }
 
-void dummy() {
+static void dummy() {
 	OSReport("JX:: disp = %d\n");
 	OSReport("JX:: drawing %d -> ");
 	OSReport("%d\n");
diff --git a/src/d/actor/d_a_ghostship.cpp b/src/d/actor/d_a_ghostship.cpp
index 1e5bab710..876e49112 100644
--- a/src/d/actor/d_a_ghostship.cpp
+++ b/src/d/actor/d_a_ghostship.cpp
@@ -169,7 +169,7 @@ void daGhostship_c::modeProcCall() {
 }
 
 // probably unused/debug colors or something
-const u32 dummy[] = {
+static const u32 dummy[] = {
     0x0000FF80,
     0xFF000080,
     0xFF000080,
@@ -179,7 +179,7 @@ const u32 dummy[] = {
     0x0000FF80,
     0x0000FF80,
 };
-u32 dummyFunc() {
+static u32 dummyFunc() {
     return dummy[0];
 }
 
diff --git a/src/d/actor/d_a_npc_kamome.cpp b/src/d/actor/d_a_npc_kamome.cpp
index 2c1f010c0..f497225b2 100644
--- a/src/d/actor/d_a_npc_kamome.cpp
+++ b/src/d/actor/d_a_npc_kamome.cpp
@@ -1051,7 +1051,7 @@ void daNpc_kam_c::initialDescendEvent(int evtStaffId) {
 }
 
 // Needed for the .rodata section to match.
-const f32 dummy5[] = {40.0f};
+static const f32 dummy5[] = {40.0f};
 
 /* 00003730-00003864       .text actionDescendEvent__11daNpc_kam_cFi */
 BOOL daNpc_kam_c::actionDescendEvent(int evtStaffId) {
diff --git a/src/d/actor/d_a_obj_hole.cpp b/src/d/actor/d_a_obj_hole.cpp
index 6217bdb52..aa9f33622 100644
--- a/src/d/actor/d_a_obj_hole.cpp
+++ b/src/d/actor/d_a_obj_hole.cpp
@@ -119,7 +119,7 @@ void daObj_Hole_c::modeWait() {
 }
 
 // Required to make rodata match
-const u8 dummy5[] = { 0x00, 0xFF, 0x00, 0x80};
+static const u8 dummy5[] = { 0x00, 0xFF, 0x00, 0x80};
 
 /* 000004F0-000004F4       .text modeEventInit__12daObj_Hole_cFv */
 void daObj_Hole_c::modeEventInit() {
diff --git a/src/d/actor/d_a_obj_movebox.cpp b/src/d/actor/d_a_obj_movebox.cpp
index 251914bb1..48ef8bb9f 100644
--- a/src/d/actor/d_a_obj_movebox.cpp
+++ b/src/d/actor/d_a_obj_movebox.cpp
@@ -10,7 +10,7 @@ static f32 dummy1[3] = {1.0f, 1.0f, 1.0f};
 static f32 dummy2[3] = {1.0f, 1.0f, 1.0f};
 static u8 dummy3[4] = {0x02, 0x00, 0x02, 0x01};
 static f64 dummy4[2] = {3.0, 0.5};
-u8 dummy5[0x4C];
+static u8 dummy5[0x4C];
 
 #include "d/actor/d_a_obj_movebox.h"
 #include "d/d_cc_d.h"
diff --git a/src/d/actor/d_a_obj_mtest.cpp b/src/d/actor/d_a_obj_mtest.cpp
index 7072e5b51..c8139daad 100644
--- a/src/d/actor/d_a_obj_mtest.cpp
+++ b/src/d/actor/d_a_obj_mtest.cpp
@@ -15,7 +15,7 @@ static f32 dummy1[3] = {1.0f, 1.0f, 1.0f};
 static f32 dummy2[3] = {1.0f, 1.0f, 1.0f};
 static u8 dummy3[4] = {0x02, 0x00, 0x02, 0x01};
 static f64 dummy4[2] = {3.0, 0.5};
-u8 dummy5[0x4C];
+static u8 dummy5[0x4C];
 
 char* daObjMtest::Act_c::M_arcname[Type_Max] = {
     "Mtest",
diff --git a/src/d/d_stage.cpp b/src/d/d_stage.cpp
index bc3529e48..cc7ae5e82 100644
--- a/src/d/d_stage.cpp
+++ b/src/d/d_stage.cpp
@@ -38,7 +38,7 @@ void dStage_SetErrorRoom() {}
 /* 8004093C-80040940       .text dStage_SetErrorStage__Fv */
 void dStage_SetErrorStage() {}
 
-Vec dummy;
+static Vec dummy;
 
 dStage_KeepTresureInfo TresureInfo;
 dStage_KeepDoorInfo DoorInfo;
diff --git a/src/m_Do/m_Do_dvd_thread.cpp b/src/m_Do/m_Do_dvd_thread.cpp
index 01b497089..6d9b2ebfb 100644
--- a/src/m_Do/m_Do_dvd_thread.cpp
+++ b/src/m_Do/m_Do_dvd_thread.cpp
@@ -13,7 +13,7 @@
 #include "SSystem/SComponent/c_list.h"
 #include "dolphin/dvd/dvd.h"
 
-u8 dummy[0x0c];
+static u8 dummy[0x0c];
 OSThread mDoDvdThd::l_thread;
 mDoDvdThdStack mDoDvdThd::l_threadStack;
 mDoDvdThd_param_c mDoDvdThd::l_param;