diff --git a/docs/rules.md b/docs/rules.md
index 00b344b9..1f88d8a4 100644
--- a/docs/rules.md
+++ b/docs/rules.md
@@ -29,7 +29,7 @@ title:       "Rule Index of Solhint"
 | Rule Id                                                                     | Error                                                                                                                                  | Recommended  | Deprecated |
 | --------------------------------------------------------------------------- | -------------------------------------------------------------------------------------------------------------------------------------- | ------------ | ---------- |
 | [comprehensive-interface](./rules/miscellaneous/comprehensive-interface.md) | Check that all public or external functions are override. This is iseful to make sure that the whole API is extracted in an interface. |              |            |
-| [quotes](./rules/miscellaneous/quotes.md)                                   | Use double quotes for string literals. Values must be 'single' or 'double'.                                                            | $~~~~~~~~$✔️ |            |
+| [quotes](./rules/miscellaneous/quotes.md)                                   | Enforces the use of double or simple quotes as configured for string literals. Values must be 'single' or 'double'.                    | $~~~~~~~~$✔️ |            |
         
 
 ## Style Guide Rules
diff --git a/docs/rules/miscellaneous/quotes.md b/docs/rules/miscellaneous/quotes.md
index e260f159..d2a0134b 100644
--- a/docs/rules/miscellaneous/quotes.md
+++ b/docs/rules/miscellaneous/quotes.md
@@ -12,7 +12,7 @@ title:       "quotes | Solhint"
 
 
 ## Description
-Use double quotes for string literals. Values must be 'single' or 'double'.
+Enforces the use of double or simple quotes as configured for string literals. Values must be 'single' or 'double'.
 
 ## Options
 This rule accepts an array of options:
@@ -32,11 +32,13 @@ This rule accepts an array of options:
 }
 ```
 
+### Notes
+- This rule allows to put a double quote inside single quote string and viceversa
 
 ## Examples
 ### 👍 Examples of **correct** code for this rule
 
-#### String with double quotes
+#### Configured with double quotes
 
 ```solidity
 
@@ -49,9 +51,47 @@ This rule accepts an array of options:
     
 ```
 
+#### Configured with single quotes
+
+```solidity
+
+      pragma solidity 0.4.4;
+        
+        
+      contract A {
+        string private a = 'test';
+      }
+    
+```
+
+#### Configured with double quotes
+
+```solidity
+string private constant STR = "You shall 'pass' !";
+```
+
+#### Configured with single quotes
+
+```solidity
+string private constant STR = 'You shall "pass" !';
+```
+
 ### 👎 Examples of **incorrect** code for this rule
 
-#### String with single quotes
+#### Configured with single quotes
+
+```solidity
+
+      pragma solidity 0.4.4;
+        
+        
+      contract A {
+        string private a = "test";
+      }
+    
+```
+
+#### Configured with double quotes
 
 ```solidity
 
diff --git a/lib/rules/miscellaneous/quotes.js b/lib/rules/miscellaneous/quotes.js
index 4212ea38..5eff88d5 100644
--- a/lib/rules/miscellaneous/quotes.js
+++ b/lib/rules/miscellaneous/quotes.js
@@ -9,7 +9,7 @@ const meta = {
   type: 'miscellaneous',
 
   docs: {
-    description: `Use double quotes for string literals. Values must be 'single' or 'double'.`,
+    description: `Enforces the use of double or simple quotes as configured for string literals. Values must be 'single' or 'double'.`,
     category: 'Miscellaneous',
     options: [
       {
@@ -24,17 +24,38 @@ const meta = {
     examples: {
       good: [
         {
-          description: 'String with double quotes',
+          description: 'Configured with double quotes',
           code: require('../../../test/fixtures/miscellaneous/string-with-double-quotes'),
         },
+        {
+          description: 'Configured with single quotes',
+          code: require('../../../test/fixtures/miscellaneous/string-with-single-quotes'),
+        },
+        {
+          description: 'Configured with double quotes',
+          code: 'string private constant STR = "You shall \'pass\' !";',
+        },
+        {
+          description: 'Configured with single quotes',
+          code: 'string private constant STR = \'You shall "pass" !\';',
+        },
       ],
       bad: [
         {
-          description: 'String with single quotes',
+          description: 'Configured with single quotes',
+          code: require('../../../test/fixtures/miscellaneous/string-with-double-quotes'),
+        },
+        {
+          description: 'Configured with double quotes',
           code: require('../../../test/fixtures/miscellaneous/string-with-single-quotes'),
         },
       ],
     },
+    notes: [
+      {
+        note: 'This rule allows to put a double quote inside single quote string and viceversa',
+      },
+    ],
   },
 
   isDefault: false,
@@ -64,7 +85,6 @@ class QuotesChecker extends BaseChecker {
         token.loc.start.line === node.loc.start.line &&
         token.loc.start.column === node.loc.start.column
     )
-
     if (token && !this.alreadyVisited(token)) {
       this.addVisitedNode(token)
       this.validateQuotes(token)
diff --git a/lib/rules/security/func-visibility.js b/lib/rules/security/func-visibility.js
index 4f125df0..ea7b3632 100644
--- a/lib/rules/security/func-visibility.js
+++ b/lib/rules/security/func-visibility.js
@@ -70,11 +70,13 @@ class FuncVisibilityChecker extends BaseChecker {
   }
 
   FunctionDefinition(node) {
+    
     if (node.isConstructor && this.ignoreConstructors) {
       return
     }
 
     if (this.isContract) {
+      console.log("aaaaa");
       if (node.visibility === 'default') {
         this.warn(
           node,
diff --git a/package.json b/package.json
index 7c53d289..a0d0b55e 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "solhint",
-  "version": "3.6.1",
+  "version": "3.6.2",
   "description": "Solidity Code Linter",
   "main": "lib/index.js",
   "keywords": [
diff --git a/test/rules/miscellaneous/quotes.js b/test/rules/miscellaneous/quotes.js
index 13bcc36f..bb1da18e 100644
--- a/test/rules/miscellaneous/quotes.js
+++ b/test/rules/miscellaneous/quotes.js
@@ -90,4 +90,34 @@ describe('Linter - quotes', () => {
 
     assertErrorCount(reports[0], 1)
   })
+
+  describe('Double quotes inside single and viceversa', () => {
+    it('should not raise error when configured as single and there are double quotes inside', function test() {
+      const code = contractWith('string private constant STR = \'You shall "pass" !\';')
+
+      const report = linter.processStr(code, { rules: { quotes: ['error', 'single'] } })
+      assertNoErrors(report)
+    })
+
+    it('Should raise error when configured as single and string is with double quotes despite content', function test() {
+      const code = contractWith('string private constant STR = "You shall \'NOT\' pass";')
+
+      const report = linter.processStr(code, { rules: { quotes: ['error', 'single'] } })
+      assertErrorCount(report, 1)
+    })
+
+    it('should not raise error when configured as double and there are single quotes inside', function test() {
+      const code = contractWith('string private constant STR = "You shall \'pass\' !";')
+
+      const report = linter.processStr(code, { rules: { quotes: ['error', 'double'] } })
+      assertNoErrors(report)
+    })
+
+    it('Should raise error when configured as double and string is with single quotes despite content', function test() {
+      const code = contractWith('string private constant STR = \'You shall "pass" !\';')
+
+      const report = linter.processStr(code, { rules: { quotes: ['error', 'double'] } })
+      assertErrorCount(report, 1)
+    })
+  })
 })