diff --git a/docs/api/v1.39.yaml b/docs/api/v1.39.yaml
index 54e7211b3c..9fa91139af 100644
--- a/docs/api/v1.39.yaml
+++ b/docs/api/v1.39.yaml
@@ -8153,7 +8153,7 @@ paths:
               BuildCache:
                 -
                   ID: "hw53o5aio51xtltp5xjp8v7fx"
-                  Parent: """
+                  Parent: ""
                   Type: "regular"
                   Description: "pulled from docker.io/library/debian@sha256:234cb88d3020898631af0ccbbcca9a66ae7306ecd30c9720690858c1b007d2a0"
                   InUse: false
diff --git a/docs/api/v1.40.yaml b/docs/api/v1.40.yaml
index 5829fa62a9..5fd9a3f8a1 100644
--- a/docs/api/v1.40.yaml
+++ b/docs/api/v1.40.yaml
@@ -8484,7 +8484,7 @@ paths:
               BuildCache:
                 -
                   ID: "hw53o5aio51xtltp5xjp8v7fx"
-                  Parent: """
+                  Parent: ""
                   Type: "regular"
                   Description: "pulled from docker.io/library/debian@sha256:234cb88d3020898631af0ccbbcca9a66ae7306ecd30c9720690858c1b007d2a0"
                   InUse: false
diff --git a/docs/api/v1.41.yaml b/docs/api/v1.41.yaml
index 5af5c59527..32482702b5 100644
--- a/docs/api/v1.41.yaml
+++ b/docs/api/v1.41.yaml
@@ -8667,7 +8667,7 @@ paths:
               BuildCache:
                 -
                   ID: "hw53o5aio51xtltp5xjp8v7fx"
-                  Parent: """
+                  Parent: ""
                   Type: "regular"
                   Description: "pulled from docker.io/library/debian@sha256:234cb88d3020898631af0ccbbcca9a66ae7306ecd30c9720690858c1b007d2a0"
                   InUse: false