diff --git a/src/index.js b/src/index.js
index dd650a0..38a80f6 100644
--- a/src/index.js
+++ b/src/index.js
@@ -279,10 +279,20 @@ class CompressionPlugin {
           }
 
           if (this.options.deleteOriginalAssets) {
-            if (this.options.deleteOriginalAssets === "keep-source-map") {
-              compilation.updateAsset(name, source, {
-                related: { sourceMap: null },
-              });
+            const needKeepSourceMap =
+              this.options.deleteOriginalAssets === "keep-source-map";
+            const isSameFilanem = name === newName;
+
+            if (needKeepSourceMap || isSameFilanem) {
+              const updatedAssetInfo = {};
+
+              if (isSameFilanem) {
+                updatedAssetInfo.related = null;
+              } else {
+                updatedAssetInfo.related = { sourceMap: null };
+              }
+
+              compilation.updateAsset(name, source, updatedAssetInfo);
             }
 
             compilation.deleteAsset(name);
diff --git a/test/CompressionPlugin.test.js b/test/CompressionPlugin.test.js
index a4851ab..180c2e0 100644
--- a/test/CompressionPlugin.test.js
+++ b/test/CompressionPlugin.test.js
@@ -412,6 +412,87 @@ describe("CompressionPlugin", () => {
     });
   });
 
+  it("should work with multiple plugins and using same filename", async () => {
+    const compiler = getCompiler(
+      "./entry.js",
+      {},
+      {
+        output: {
+          path: `${__dirname}/dist`,
+          filename: "[name].js",
+          chunkFilename: "[id].[name].js",
+        },
+      }
+    );
+
+    new CompressionPlugin({
+      algorithm: "brotliCompress",
+      filename: "[path]/br/[file]",
+      minRatio: Infinity,
+    }).apply(compiler);
+    new CompressionPlugin({
+      algorithm: "gzip",
+      filename: "[file]",
+      minRatio: Infinity,
+      deleteOriginalAssets: true,
+    }).apply(compiler);
+
+    await new Promise(async (resolve) => {
+      const newStats = await compile(compiler);
+
+      // expect(newStats.compilation.emittedAssets.size).toBe(8);
+
+      expect(getAssetsNameAndSize(newStats, compiler)).toMatchSnapshot(
+        "assets"
+      );
+      expect(getWarnings(newStats)).toMatchSnapshot("errors");
+      expect(getErrors(newStats)).toMatchSnapshot("warnings");
+
+      resolve();
+    });
+  });
+
+  it("should work with multiple plugins and using same filename and keep source maps", async () => {
+    const compiler = getCompiler(
+      "./entry.js",
+      {},
+      {
+        devtool: "source-map",
+        output: {
+          path: `${__dirname}/dist`,
+          filename: "[name].js",
+          chunkFilename: "[id].[name].js",
+        },
+      }
+    );
+
+    new CompressionPlugin({
+      algorithm: "brotliCompress",
+      filename: "[path]/br/[file]",
+      minRatio: Infinity,
+    }).apply(compiler);
+    new CompressionPlugin({
+      algorithm: "gzip",
+      filename: "[file]",
+      minRatio: Infinity,
+      deleteOriginalAssets: "keep-source-map",
+    }).apply(compiler);
+
+    await new Promise(async (resolve) => {
+      const newStats = await compile(compiler);
+
+      // expect(newStats.compilation.emittedAssets.size).toBe(8);
+
+      expect(getAssetsNameAndSize(newStats, compiler)).toMatchSnapshot(
+        "assets"
+      );
+      expect(getWarnings(newStats)).toMatchSnapshot("errors");
+      expect(getErrors(newStats)).toMatchSnapshot("warnings");
+
+      resolve();
+    });
+  });
+
   it('should work and do not use memory cache when the "cache" option is "false"', async () => {
     const compiler = getCompiler(
       "./entry.js",
diff --git a/test/__snapshots__/CompressionPlugin.test.js.snap b/test/__snapshots__/CompressionPlugin.test.js.snap
index 4fb5559..665e67a 100644
--- a/test/__snapshots__/CompressionPlugin.test.js.snap
+++ b/test/__snapshots__/CompressionPlugin.test.js.snap
@@ -1591,6 +1591,176 @@ exports[`CompressionPlugin should work with assets info: errors 1`] = `Array []`
 
 exports[`CompressionPlugin should work with assets info: warnings 1`] = `Array []`;
 
+exports[`CompressionPlugin should work with multiple plugins and using same filename and keep source maps: assets 1`] = `
+Array [
+  Array [
+    "/br/09a1a1112c577c2794359715edfcb5ac.png",
+    73329,
+    Object {
+      "compressed": true,
+      "immutable": true,
+      "size": 73329,
+    },
+  ],
+  Array [
+    "/br/23fc1d3ac606d117e05a140e0de79806.svg",
+    363,
+    Object {
+      "compressed": true,
+      "immutable": true,
+      "size": 363,
+    },
+  ],
+  Array [
+    "/br/async.async.js",
+    123,
+    Object {
+      "compressed": true,
+      "size": 123,
+    },
+  ],
+  Array [
+    "/br/main.js",
+    3465,
+    Object {
+      "compressed": true,
+      "size": 3465,
+    },
+  ],
+  Array [
+    "/br/main.js.map",
+    3578,
+    Object {
+      "compressed": true,
+      "size": 3578,
+    },
+  ],
+  Array [
+    "09a1a1112c577c2794359715edfcb5ac.png",
+    73160,
+    Object {
+      "compressed": true,
+      "immutable": true,
+      "size": 73160,
+    },
+  ],
+  Array [
+    "23fc1d3ac606d117e05a140e0de79806.svg",
+    393,
+    Object {
+      "compressed": true,
+      "immutable": true,
+      "size": 393,
+    },
+  ],
+  Array [
+    "async.async.js",
+    134,
+    Object {
+      "compressed": true,
+      "size": 134,
+    },
+  ],
+  Array [
+    "main.js",
+    3969,
+    Object {
+      "compressed": true,
+      "size": 3969,
+    },
+  ],
+  Array [
+    "main.js.map",
+    4062,
+    Object {
+      "compressed": true,
+      "size": 4062,
+    },
+  ],
+]
+`;
+
+exports[`CompressionPlugin should work with multiple plugins and using same filename and keep source maps: errors 1`] = `Array []`;
+
+exports[`CompressionPlugin should work with multiple plugins and using same filename and keep source maps: warnings 1`] = `Array []`;
+
+exports[`CompressionPlugin should work with multiple plugins and using same filename: assets 1`] = `
+Array [
+  Array [
+    "/br/09a1a1112c577c2794359715edfcb5ac.png",
+    73329,
+    Object {
+      "compressed": true,
+      "immutable": true,
+      "size": 73329,
+    },
+  ],
+  Array [
+    "/br/23fc1d3ac606d117e05a140e0de79806.svg",
+    363,
+    Object {
+      "compressed": true,
+      "immutable": true,
+      "size": 363,
+    },
+  ],
+  Array [
+    "/br/async.async.js",
+    123,
+    Object {
+      "compressed": true,
+      "size": 123,
+    },
+  ],
+  Array [
+    "/br/main.js",
+    3442,
+    Object {
+      "compressed": true,
+      "size": 3442,
+    },
+  ],
+  Array [
+    "09a1a1112c577c2794359715edfcb5ac.png",
+    73160,
+    Object {
+      "compressed": true,
+      "immutable": true,
+      "size": 73160,
+    },
+  ],
+  Array [
+    "23fc1d3ac606d117e05a140e0de79806.svg",
+    393,
+    Object {
+      "compressed": true,
+      "immutable": true,
+      "size": 393,
+    },
+  ],
+  Array [
+    "async.async.js",
+    134,
+    Object {
+      "compressed": true,
+      "size": 134,
+    },
+  ],
+  Array [
+    "main.js",
+    3946,
+    Object {
+      "compressed": true,
+      "size": 3946,
+    },
+  ],
+]
+`;
+
+exports[`CompressionPlugin should work with multiple plugins and using same filename: errors 1`] = `Array []`;
+
+exports[`CompressionPlugin should work with multiple plugins and using same filename: warnings 1`] = `Array []`;
+
 exports[`CompressionPlugin should work with multiple plugins: assets 1`] = `
 Array [
   Array [