diff --git a/arm9/source/firm.c b/arm9/source/firm.c
index c0b4f33..4bd15b3 100755
--- a/arm9/source/firm.c
+++ b/arm9/source/firm.c
@@ -151,7 +151,7 @@ static inline u32 loadFirmFromStorage(FirmwareType firmType)
 
 u32 loadNintendoFirm(FirmwareType *firmType, FirmwareSource nandType, bool loadFromStorage, bool isSafeMode)
 {
-    u32 firmVersion,
+    u32 firmVersion = 0xFFFFFFFF,
         firmSize;
 
     bool ctrNandError = isSdMode && !mountFs(false, false);
@@ -228,6 +228,8 @@ u32 loadNintendoFirm(FirmwareType *firmType, FirmwareSource nandType, bool loadF
                 case 2:
                     firmVersion = 0x1F;
                     break;
+                default:
+                    break;
             }
         }
     }
diff --git a/sysmodules/loader/source/patcher.c b/sysmodules/loader/source/patcher.c
index 98815a1..ecefbbd 100644
--- a/sysmodules/loader/source/patcher.c
+++ b/sysmodules/loader/source/patcher.c
@@ -695,7 +695,7 @@ void patchCode(u64 progId, u16 progVer, u8 *code, u32 size, u32 textSize, u32 ro
             && CONFIG(PATCHVERSTRING))
     {
         static const u16 pattern[] = u"Ve";
-        static u16 *patch;
+        u16 *patch;
         u32 patchSize = 0,
         currentNand = BOOTCFG_NAND;
 
diff --git a/sysmodules/pm/source/termination.c b/sysmodules/pm/source/termination.c
index dd903bf..fb16a5c 100644
--- a/sysmodules/pm/source/termination.c
+++ b/sysmodules/pm/source/termination.c
@@ -145,7 +145,7 @@ static void TerminateProcessOrTitleAsync(void *argdata)
 
     ProcessData *process;
     bool notify = false;
-    u8 variation;
+    u8 variation = 0;
 
     if (args->timeout >= 0) {
         assertSuccess(svcClearEvent(g_manager.allNotifiedTerminationEvent));