diff --git a/libc/hdr/types/CMakeLists.txt b/libc/hdr/types/CMakeLists.txt
index ea7bbccffbb8..3f4d70140082 100644
--- a/libc/hdr/types/CMakeLists.txt
+++ b/libc/hdr/types/CMakeLists.txt
@@ -173,7 +173,7 @@ add_proxy_header_library(
 )
 
 add_proxy_header_library(
-  __sighandler_t
+  sighandler_t
   HDRS
     sighandler_t.h
   FULL_BUILD_DEPENDS
diff --git a/libc/src/signal/linux/CMakeLists.txt b/libc/src/signal/linux/CMakeLists.txt
index 5a6be242ddd9..103175bb139b 100644
--- a/libc/src/signal/linux/CMakeLists.txt
+++ b/libc/src/signal/linux/CMakeLists.txt
@@ -126,6 +126,7 @@ add_entrypoint_object(
   DEPENDS
     .sigaction
     libc.hdr.signal_macros
+    libc.hdr.types.sighandler_t
 )
 
 add_entrypoint_object(