diff --git a/releasenotes.md b/releasenotes.md
index d1d5386b4..82b4a309f 100644
--- a/releasenotes.md
+++ b/releasenotes.md
@@ -23,6 +23,7 @@
 - Add `dso_local` attribute on ELF/COFF.
 - Let LLVM build the biggest modules first.
 - Support for iOS.
+- Allow `-` in `c3c init some-project`.
 
 ### Stdlib changes
 - `CachedInStream` and `CachedOutStream` added.
diff --git a/src/build/project_creation.c b/src/build/project_creation.c
index 636331248..508506071 100644
--- a/src/build/project_creation.c
+++ b/src/build/project_creation.c
@@ -419,7 +419,7 @@ static bool check_name(const char *name)
 	{
 		char c = name[i];
 		if (c == '\0') break;
-		if (!char_is_alphanum_(c)) return false;
+		if (!char_is_alphanum_(c) && c != '-') return false;
 	}
 	return true;
 }