diff --git a/cipd_manifest.txt b/cipd_manifest.txt
index bd77122c8..ab3f14f70 100644
--- a/cipd_manifest.txt
+++ b/cipd_manifest.txt
@@ -66,10 +66,6 @@ chromiumos/infra/crosjobs/${platform=linux-amd64} git_revision:ed616d595eb7241d3
 infra/goma/client/${os=linux,windows}-${arch=amd64} git_revision:f24b71a9d773a5c6ab675af7a48662d06bed57f9
 infra/goma/client/${os=mac}-${arch} git_revision:f24b71a9d773a5c6ab675af7a48662d06bed57f9
 
-# ninja
-infra/3pp/tools/ninja/${os=linux,windows}-${arch=amd64} version:2@1.8.2.chromium.3
-infra/3pp/tools/ninja/${os=mac}-${arch} version:2@1.8.2.chromium.3
-
 # dirmd, a tool to work with DIR_METADATA files
 infra/tools/dirmd/${platform} git_revision:05bd91859e2bfe4263bd21ed75d975af8d5144a0
 
diff --git a/cipd_manifest.versions b/cipd_manifest.versions
index bb974076b..f6178d034 100644
--- a/cipd_manifest.versions
+++ b/cipd_manifest.versions
@@ -5,22 +5,6 @@ chromiumos/infra/crosjobs/linux-amd64
 	git_revision:ed616d595eb7241d39d34907050d2949121d6ae8
 	_vAeU0Q9lAxn933K8vDhwGK40zKVvV-yXGpIy43ATXAC
 
-infra/3pp/tools/ninja/linux-amd64
-	version:2@1.8.2.chromium.3
-	PUvdixKxFO_KVk9d6WFpXLVDMM0MHv86jyyySTMQ7KIC
-
-infra/3pp/tools/ninja/mac-amd64
-	version:2@1.8.2.chromium.3
-	w-R-1UrTQJ2UPgSjcqXMayjE6pf76XpXE434rOY1EC8C
-
-infra/3pp/tools/ninja/mac-arm64
-	version:2@1.8.2.chromium.3
-	nVO-Kzyky9nfG4pRb3Qo7KdxyoEXjdwuOhVwy-h0rbMC
-
-infra/3pp/tools/ninja/windows-amd64
-	version:2@1.8.2.chromium.3
-	HLdWFKyFMpFQO3VFSps1gevQGwY95hEBUFblIfDux5QC
-
 infra/chromeperf/pinpoint/linux-386
 	git_revision:e74dd94f00ae6be0c8272e438cd264e9817ad585
 	voocpVgmOy76SPLIKKwDw2ej54o11Fcc07-DWd5VovIC