diff --git a/extra/libwebp/checksums b/extra/libwebp/checksums
index c5c1bbe8..e16c3bfa 100644
--- a/extra/libwebp/checksums
+++ b/extra/libwebp/checksums
@@ -1 +1 @@
-da08f0f73f67b9fb52cf8285b909400aa5b32afc6f3cd4c718e57cd31a16bce512
+f1d43e193fb3a68c469388254ed1339d0dcb0dc277cc0b3dfe93f97277e795a043
diff --git a/extra/libwebp/sources b/extra/libwebp/sources
index 78bd71b9..e3662457 100644
--- a/extra/libwebp/sources
+++ b/extra/libwebp/sources
@@ -1 +1 @@
-https://storage.googleapis.com/downloads.webmproject.org/releases/webp/libwebp-1.3.2.tar.gz
+https://storage.googleapis.com/downloads.webmproject.org/releases/webp/libwebp-1.4.0.tar.gz
diff --git a/extra/libwebp/version b/extra/libwebp/version
index a8cebfe5..bf41768f 100644
--- a/extra/libwebp/version
+++ b/extra/libwebp/version
@@ -1 +1 @@
-1.3.2 1
+1.4.0 1