diff --git a/extra/cmake/checksums b/extra/cmake/checksums
index 7845bbee..e0d04751 100644
--- a/extra/cmake/checksums
+++ b/extra/cmake/checksums
@@ -1,2 +1,2 @@
-5d4e40fc775d3d828c72e5c45906b4d9b59003c9433ff1b36a1cb552bbd51d7e
+2c89f4e30af4914fd6fb5d00f863629812ada848eee4e2d29ec7e456d7fa32e5
 93f5582efd076673f9bcb3e639bd594e378954a5a3130e5921027ede23c3325c
diff --git a/extra/cmake/sources b/extra/cmake/sources
index 0c0b0e1e..070526ca 100644
--- a/extra/cmake/sources
+++ b/extra/cmake/sources
@@ -1,2 +1,2 @@
-https://cmake.org/files/v3.18/cmake-3.18.2.tar.gz
+https://cmake.org/files/v3.18/cmake-3.18.3.tar.gz
 patches/cmake-no-execinfo.patch
diff --git a/extra/cmake/version b/extra/cmake/version
index 4014d662..aacf67bb 100644
--- a/extra/cmake/version
+++ b/extra/cmake/version
@@ -1 +1 @@
-3.18.2 1
+3.18.3 1