diff --git a/.github/workflows/c-cpp.yml b/.github/workflows/c-cpp.yml
index b64ee92..2779b0f 100644
--- a/.github/workflows/c-cpp.yml
+++ b/.github/workflows/c-cpp.yml
@@ -2,16 +2,17 @@ name: Comprehensive Tests
 
 on:
   push:
-    branches: [ "main", "dev" ]
+    branches: [ "main" ]
   pull_request:
     branches: [ "main" ]
+  workflow_dispatch:
 
 jobs:
   test-valgrind:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: install valgrind
       run: sudo apt install valgrind
     - name: make test (valgrind)
@@ -21,7 +22,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: make test (sanitized)
       run: make test-sanitized
   
@@ -29,6 +30,6 @@ jobs:
     runs-on: windows-latest
     
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: make test (mingw32)
         run: make test
diff --git a/LICENSE.md b/LICENSE.md
index 33c634d..e3000f0 100644
--- a/LICENSE.md
+++ b/LICENSE.md
@@ -1,6 +1,6 @@
 # License
 
-Copyright (c) 2020-2023 Kayne Ruse, KR Game Studios
+Copyright (c) 2020-2024 Kayne Ruse, KR Game Studios
 
 This software is provided 'as-is', without any express or implied warranty. In no event will the authors be held liable for any damages arising from the use of this software.
 
diff --git a/source/toy_literal.c b/source/toy_literal.c
index ecc298f..d9ce3f6 100644
--- a/source/toy_literal.c
+++ b/source/toy_literal.c
@@ -455,7 +455,7 @@ static void printToBuffer(const char* str) {
 		globalPrintBuffer = TOY_GROW_ARRAY(char, globalPrintBuffer, oldCapacity, globalPrintCapacity);
 	}
 
-	size_t total = snprintf(globalPrintBuffer + globalPrintCount, strlen(str) + 1, "%s", str ? str : "");
+	size_t total = snprintf(globalPrintBuffer + globalPrintCount, strlen(str) + 1, "%s", str ? str : "\0");
 	globalPrintCount += total;
 }
 
diff --git a/source/toy_memory.c b/source/toy_memory.c
index 9975b94..040c491 100644
--- a/source/toy_memory.c
+++ b/source/toy_memory.c
@@ -22,7 +22,7 @@ void* Toy_private_defaultMemoryAllocator(void* pointer, size_t oldSize, size_t n
 	void* mem = realloc(pointer, newSize);
 
 	if (mem == NULL) {
-		fprintf(stderr, TOY_CC_ERROR "[internal] Memory allocation error (requested %zu, replacing %zu)\n" TOY_CC_RESET, newSize, oldSize);
+		fprintf(stderr, TOY_CC_ERROR "[internal] Memory allocation error (requested %d, replacing %d)\n" TOY_CC_RESET, (int)newSize, (int)oldSize);
 		return NULL;
 	}