diff --git a/dist/cjs/index.js b/dist/cjs/index.js
index c29e3f6..f2ad45e 100644
--- a/dist/cjs/index.js
+++ b/dist/cjs/index.js
@@ -63,9 +63,11 @@ let cache = function ({ call, key, expires = 0 }) {
     
     // get existing promise (of a previous pending request asking for the exact same thing)
     let existingPromise = getPromise({ key });
-    if(existingPromise) { return existingPromise.then((value)=>{
-      return resolve(value)
-    }) }
+    if(existingPromise) { 
+      return existingPromise
+        .then(resolve)
+        .catch(reject)
+    }
 
     setPromise({ key, promise: new Promise((resolveQueue, rejectQueue)=>{
       if (expires === 0) {
@@ -104,6 +106,8 @@ let cache = function ({ call, key, expires = 0 }) {
       })
     }).then(()=>{
       deletePromise({ key });
+    }).catch(()=>{
+      deletePromise({ key });
     });
   })
 };
diff --git a/dist/es/index.js b/dist/es/index.js
index fc73b16..8a3351d 100644
--- a/dist/es/index.js
+++ b/dist/es/index.js
@@ -59,9 +59,11 @@ let cache = function ({ call, key, expires = 0 }) {
     
     // get existing promise (of a previous pending request asking for the exact same thing)
     let existingPromise = getPromise({ key });
-    if(existingPromise) { return existingPromise.then((value)=>{
-      return resolve(value)
-    }) }
+    if(existingPromise) { 
+      return existingPromise
+        .then(resolve)
+        .catch(reject)
+    }
 
     setPromise({ key, promise: new Promise((resolveQueue, rejectQueue)=>{
       if (expires === 0) {
@@ -100,6 +102,8 @@ let cache = function ({ call, key, expires = 0 }) {
       })
     }).then(()=>{
       deletePromise({ key });
+    }).catch(()=>{
+      deletePromise({ key });
     });
   })
 };
diff --git a/dist/umd/index.js b/dist/umd/index.js
index 53a9317..40c2fed 100644
--- a/dist/umd/index.js
+++ b/dist/umd/index.js
@@ -62,9 +62,11 @@
       
       // get existing promise (of a previous pending request asking for the exact same thing)
       let existingPromise = getPromise({ key });
-      if(existingPromise) { return existingPromise.then((value)=>{
-        return resolve(value)
-      }) }
+      if(existingPromise) { 
+        return existingPromise
+          .then(resolve)
+          .catch(reject)
+      }
 
       setPromise({ key, promise: new Promise((resolveQueue, rejectQueue)=>{
         if (expires === 0) {
@@ -103,6 +105,8 @@
         })
       }).then(()=>{
         deletePromise({ key });
+      }).catch(()=>{
+        deletePromise({ key });
       });
     })
   };
diff --git a/package.json b/package.json
index 2edfead..4e90620 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "depay-web3-client",
   "moduleName": "Web3Client",
-  "version": "4.0.1",
+  "version": "4.0.2",
   "description": "A web3 client to fetch blockchain data just like we are used to with http clients.",
   "main": "dist/cjs/index.js",
   "module": "dist/es/index.js",
diff --git a/src/cache.js b/src/cache.js
index 425608d..3b4f020 100644
--- a/src/cache.js
+++ b/src/cache.js
@@ -56,9 +56,11 @@ let cache = function ({ call, key, expires = 0 }) {
     
     // get existing promise (of a previous pending request asking for the exact same thing)
     let existingPromise = getPromise({ key })
-    if(existingPromise) { return existingPromise.then((value)=>{
-      return resolve(value)
-    }) }
+    if(existingPromise) { 
+      return existingPromise
+        .then(resolve)
+        .catch(reject)
+    }
 
     setPromise({ key, promise: new Promise((resolveQueue, rejectQueue)=>{
       if (expires === 0) {
@@ -97,6 +99,8 @@ let cache = function ({ call, key, expires = 0 }) {
       })
     }).then(()=>{
       deletePromise({ key })
+    }).catch(()=>{
+      deletePromise({ key })
     })
   })
 }
diff --git a/tests/units/bsc/request/cache.spec.js b/tests/units/bsc/request/cache.spec.js
index c84448b..98bdb3f 100644
--- a/tests/units/bsc/request/cache.spec.js
+++ b/tests/units/bsc/request/cache.spec.js
@@ -82,6 +82,17 @@ describe('request cache on bsc', () => {
     expect(decimalMock3).toHaveBeenCalledTimes(1)
     expect(decimalMock4).toHaveBeenCalledTimes(1)
   })
+
+  it('serves responses correctly even if some of them fail', async ()=>{
+
+    let decimalMock1 = mock({ blockchain: 'bsc', call: { to: '0x6b175474e89094c44da98b954eedeac495271d0f', api: Token['bsc'].DEFAULT, method: 'decimals', return: Error('something went wrong') } })
+    let decimalMock2 = mock({ blockchain: 'bsc', call: { to: '0xdac17f958d2ee523a2206206994597c13d831ec7', api: Token['bsc'].DEFAULT, method: 'decimals', return: '6' } })
+
+    request({ blockchain: 'bsc', address: '0x6b175474e89094c44da98b954eedeac495271d0f', method: 'decimals' },{ api: Token['bsc'].DEFAULT, cache: 86400000 })
+      .then(()=>{})
+      .catch(()=>{})
+    await request({ blockchain: 'bsc', address: '0xdac17f958d2ee523a2206206994597c13d831ec7', method: 'decimals' },{ api: Token['bsc'].DEFAULT, cache: 86400000 })
+  })
   
   it('it caches results until they expire on bsc', async ()=> {
 
diff --git a/tests/units/ethereum/request/cache.spec.js b/tests/units/ethereum/request/cache.spec.js
index 024768a..ad66fba 100644
--- a/tests/units/ethereum/request/cache.spec.js
+++ b/tests/units/ethereum/request/cache.spec.js
@@ -82,6 +82,17 @@ describe('request cache on ethereum', () => {
     expect(decimalMock3).toHaveBeenCalledTimes(1)
     expect(decimalMock4).toHaveBeenCalledTimes(1)
   })
+
+  it('serves responses correctly even if some of them fail', async ()=>{
+
+    let decimalMock1 = mock({ blockchain: 'ethereum', call: { to: '0x6b175474e89094c44da98b954eedeac495271d0f', api: Token['ethereum'].DEFAULT, method: 'decimals', return: Error('something went wrong') } })
+    let decimalMock2 = mock({ blockchain: 'ethereum', call: { to: '0xdac17f958d2ee523a2206206994597c13d831ec7', api: Token['ethereum'].DEFAULT, method: 'decimals', return: '6' } })
+
+    request({ blockchain: 'ethereum', address: '0x6b175474e89094c44da98b954eedeac495271d0f', method: 'decimals' },{ api: Token['ethereum'].DEFAULT, cache: 86400000 })
+      .then(()=>{})
+      .catch(()=>{})
+    await request({ blockchain: 'ethereum', address: '0xdac17f958d2ee523a2206206994597c13d831ec7', method: 'decimals' },{ api: Token['ethereum'].DEFAULT, cache: 86400000 })
+  })
   
   it('it caches results until they expire on ethereum', async ()=> {