diff --git a/br/tests/download_tools.sh b/br/tests/download_tools.sh
index 960c3017c61c5..9d3677cbc76d2 100755
--- a/br/tests/download_tools.sh
+++ b/br/tests/download_tools.sh
@@ -34,7 +34,7 @@ done
 
 if [ ! -e "$BIN/tiflash" ]; then
     echo "Downloading nightly Tiflash..."
-    curl -L -f -o "$BIN/tiflash.tar.gz" "https://download.pingcap.org/tiflash-nightly-linux-amd64.tar.gz"
+    curl -L -f -o "$BIN/tiflash.tar.gz" "https://download.pingcap.com/tiflash-nightly-linux-amd64.tar.gz"
     tar -xf "$BIN/tiflash.tar.gz" -C "$BIN/"
     rm "$BIN/tiflash.tar.gz"
     mkdir "$BIN"/flash_cluster_manager
@@ -46,7 +46,7 @@ fi
 
 if [ -n "$MISSING_TIDB_COMPONENTS" ]; then
     echo "Downloading latest TiDB bundle..."
-    curl -L -f -o "$BIN/tidb.tar.gz" "https://download.pingcap.org/tidb-nightly-linux-amd64.tar.gz"
+    curl -L -f -o "$BIN/tidb.tar.gz" "https://download.pingcap.com/tidb-nightly-linux-amd64.tar.gz"
     tar -x -f "$BIN/tidb.tar.gz" -C "$BIN/" $MISSING_TIDB_COMPONENTS
     rm "$BIN/tidb.tar.gz"
     mv "$BIN"/tidb-nightly-linux-amd64/bin/* "$BIN/"
@@ -80,7 +80,7 @@ fi
 
 if [ ! -e "$BIN/cdc" ]; then
     echo "Downloading cdc..."
-    curl -L -f -o "$BIN/cdc.tar.gz" "https://download.pingcap.org/ticdc-nightly-linux-amd64.tar.gz"
+    curl -L -f -o "$BIN/cdc.tar.gz" "https://download.pingcap.com/ticdc-nightly-linux-amd64.tar.gz"
     tar -x -f "$BIN/cdc.tar.gz" -C "$BIN/" ticdc-nightly-linux-amd64/bin/cdc
     mv "$BIN"/ticdc-nightly-linux-amd64/bin/cdc "$BIN/cdc"
 fi
diff --git a/dumpling/README.md b/dumpling/README.md
index ef5b71543b65a..1b36d1d814b02 100644
--- a/dumpling/README.md
+++ b/dumpling/README.md
@@ -29,9 +29,9 @@ Building
 3. Run `make dumpling_unit_test` to run the unit tests.
 4. Run `make dumpling_integration_test` to run integration tests. For integration test:
   - The following executables must be copied or generated or linked into these locations:
-    * `bin/sync_diff_inspector` (download from [tidb-enterprise-tools-latest-linux-amd64](http://download.pingcap.org/tidb-enterprise-tools-latest-linux-amd64.tar.gz))
-    * `bin/tidb-server` (download from [tidb-master-linux-amd64](https://download.pingcap.org/tidb-master-linux-amd64.tar.gz))
-    * `bin/tidb-lightning` (download from [tidb-toolkit-latest-linux-amd64](https://download.pingcap.org/tidb-toolkit-latest-linux-amd64.tar.gz))
+    * `bin/sync_diff_inspector` (download from [tidb-enterprise-tools-latest-linux-amd64](https://download.pingcap.com/tidb-enterprise-tools-latest-linux-amd64.tar.gz))
+    * `bin/tidb-server` (download from [tidb-master-linux-amd64](https://download.pingcap.com/tidb-master-linux-amd64.tar.gz))
+    * `bin/tidb-lightning` (download from [tidb-toolkit-latest-linux-amd64](https://download.pingcap.com/tidb-toolkit-latest-linux-amd64.tar.gz))
     * `bin/minio` (download from <https://min.io/download>)
     * Now, you can run `sh ./dumpling/install.sh` to get the above binary files.
   - The following programs must be installed:
@@ -41,4 +41,4 @@ Building
 License
 -------
 
-Dumpling is under the Apache 2.0 license. See the [LICENSE](../LICENSE) file for details.
+Dumpling is under the Apache 2.0 license. See the [LICENSE](../LICENSE) file for details.
\ No newline at end of file
diff --git a/dumpling/install.sh b/dumpling/install.sh
index 6ab2b96feb132..54236b7b61cd8 100755
--- a/dumpling/install.sh
+++ b/dumpling/install.sh
@@ -20,7 +20,7 @@ esac
 
 # download lightning and sync_diff_inspector
 TOOLS_TAG="nightly"
-wget http://download.pingcap.org/tidb-toolkit-$TOOLS_TAG-linux-$ARCH_SUFFIX.tar.gz -O tools.tar.gz
+wget http://download.pingcap.com/tidb-toolkit-$TOOLS_TAG-linux-$ARCH_SUFFIX.tar.gz -O tools.tar.gz
 tar -xzvf tools.tar.gz
 mv tidb-toolkit-$TOOLS_TAG-linux-$ARCH_SUFFIX/bin/* bin/