diff --git a/src/compiler/compiler.c b/src/compiler/compiler.c
index 478366003..ded8f1c6d 100644
--- a/src/compiler/compiler.c
+++ b/src/compiler/compiler.c
@@ -76,13 +76,13 @@ void compiler_init(BuildOptions *build_options)
 	compiler.context.module_list = NULL;
 	compiler.context.generic_module_list = NULL;
 	compiler.context.method_extensions = NULL;
-	vmem_init(&ast_arena, 512);
+	vmem_init(&ast_arena, 4096);
 	ast_calloc();
-	vmem_init(&expr_arena, 512);
+	vmem_init(&expr_arena, 4096);
 	expr_calloc();
-	vmem_init(&decl_arena, 256);
+	vmem_init(&decl_arena, 4096);
 	decl_calloc();
-	vmem_init(&type_info_arena, 256);
+	vmem_init(&type_info_arena, 4096);
 	type_info_calloc();
 	// Create zero index value.
 	if (build_options->std_lib_dir)
diff --git a/src/utils/malloc.c b/src/utils/malloc.c
index 6f7c0f4ec..9bafdf598 100644
--- a/src/utils/malloc.c
+++ b/src/utils/malloc.c
@@ -17,8 +17,8 @@ static Vmem char_arena;
 void memory_init(size_t max_mem)
 {
 	if (max_mem) vmem_set_max_limit(max_mem);
-	vmem_init(&arena, 2048);
-	vmem_init(&char_arena, 512);
+	vmem_init(&arena, 4096);
+	vmem_init(&char_arena, 2048);
 	allocations_done = 0;
 	arena_zero = (uintptr_t)arena.ptr;
 	vmem_alloc(&arena, 16);
diff --git a/src/utils/vmem.c b/src/utils/vmem.c
index fe60cb6c7..b223224b1 100644
--- a/src/utils/vmem.c
+++ b/src/utils/vmem.c
@@ -28,7 +28,7 @@ static inline void mmap_init(Vmem *vmem, size_t size)
 	}
 #elif PLATFORM_POSIX
 	void* ptr = NULL;
-	size_t min_size = size / 16;
+	size_t min_size = size / 32;
 	if (min_size < 1) min_size = size;
 	while (size >= min_size)
 	{
@@ -74,8 +74,7 @@ static inline void* mmap_allocate(Vmem *vmem, size_t to_allocate)
 	if (vmem->size < allocated_after)
 	{
 		error_exit("⚠️Fatal Error! The compiler ran out of memory: more than %u MB was allocated from a single memory arena, "
-			"exceeding the current maximum limit. Perhaps you called some recursive macro? "
-			"Note that you can increase the max memory using the command line setting '--max-mem <limit in MB>' and attempt compiling again.",
+			"exceeding the current maximum limit. Perhaps you called some recursive macro?",
 			(unsigned)(vmem->size / (1024 * 1024)));
 	}
 	return ptr;