diff --git a/.config/dotnet-tools.json b/.config/dotnet-tools.json
index 6fba4955..8d124e06 100644
--- a/.config/dotnet-tools.json
+++ b/.config/dotnet-tools.json
@@ -3,7 +3,7 @@
   "isRoot": true,
   "tools": {
     "minicover": {
-      "version": "3.4.1",
+      "version": "3.4.8",
       "commands": [
         "minicover"
       ]
diff --git a/.gitignore b/.gitignore
index 51be4933..1b2b14cd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -329,3 +329,7 @@ ASALocalRun/
 
 # MFractors (Xamarin productivity tool) working folder 
 .mfractor/
+
+coverage-hits/
+coverage.json
+coveralls.json
\ No newline at end of file
diff --git a/.travis.yml b/.travis.yml
index b7a8e389..a8bbf9fa 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -16,7 +16,7 @@ after_success:
     - dotnet test --no-build ./test/OData.QueryBuilder.Test -c $CONFIGURATION -f netcoreapp3.1
     - dotnet minicover uninstrument
     - dotnet minicover report
-    - dotnet minicover coverallsreport --output "coveralls.json" --service-name "travis-ci" --service-job-id $TRAVIS_JOB_ID
+    - dotnet minicover coverallsreport --service-name "travis-ci" --service-job-id $TRAVIS_JOB_ID
 before_deploy:
     - git checkout origin/main && git fetch && git remote set-url origin https://${GITHUB_OAUTH_TOKEN}@github.com/ZEXSM/OData.QueryBuilder.git
     - PR_TITLE=$(git log -1 --pretty='%f')
diff --git a/OData.QueryBuilder.sln b/OData.QueryBuilder.sln
index f839b7d0..308a2b38 100644
--- a/OData.QueryBuilder.sln
+++ b/OData.QueryBuilder.sln
@@ -1,7 +1,7 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio Version 16
-VisualStudioVersion = 16.0.30204.135
+# Visual Studio Version 17
+VisualStudioVersion = 17.3.32825.248
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "src", "src", "{FA1582AB-A13D-44A4-A46D-2DAE1111A2BB}"
 EndProject
@@ -13,6 +13,7 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "OData.QueryBuilder.Test", "
 EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "items", "items", "{179F88B9-A06D-4505-9266-A5D66004601C}"
 	ProjectSection(SolutionItems) = preProject
+		.gitignore = .gitignore
 		.travis.yml = .travis.yml
 		README.md = README.md
 	EndProjectSection
@@ -24,7 +25,7 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = ".config", ".config", "{B8F3
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "OData.QueryBuilder.Benchmark", "test\OData.QueryBuilder.Benchmark\OData.QueryBuilder.Benchmark.csproj", "{3C66CF4E-8FA0-4E81-90DB-B22234A2670C}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "OData.QueryBuilder.Fakes", "test\OData.QueryBuilder.Fakes\OData.QueryBuilder.Fakes.csproj", "{421FF96A-2F4E-4589-AF2A-604FDC8BE2AC}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "OData.QueryBuilder.Fakes", "test\OData.QueryBuilder.Fakes\OData.QueryBuilder.Fakes.csproj", "{421FF96A-2F4E-4589-AF2A-604FDC8BE2AC}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
diff --git a/src/OData.QueryBuilder/Extensions/StringExtensions.cs b/src/OData.QueryBuilder/Extensions/StringExtensions.cs
index 6879d85e..70c45c6a 100644
--- a/src/OData.QueryBuilder/Extensions/StringExtensions.cs
+++ b/src/OData.QueryBuilder/Extensions/StringExtensions.cs
@@ -50,6 +50,7 @@ public static IEnumerable<string> ReplaceWithStringBuilder(this ICollection<stri
             ICollection collection => collection.CollectionToQuery(),
             IEnumerable enumerable => enumerable.EnumerableToQuery(),
             Guid @guid => $"{@guid}",
+            decimal @decimal => Convert.ToString(@decimal, CultureInfo.InvariantCulture),
             _ => @object.GetType().IsPrimitive ? Convert.ToString(@object, CultureInfo.InvariantCulture) : $"'{@object}'",
         };
 
diff --git a/test/OData.QueryBuilder.Test/ODataQueryCollectionTest.cs b/test/OData.QueryBuilder.Test/ODataQueryCollectionTest.cs
index cd342332..b28b7891 100644
--- a/test/OData.QueryBuilder.Test/ODataQueryCollectionTest.cs
+++ b/test/OData.QueryBuilder.Test/ODataQueryCollectionTest.cs
@@ -1503,6 +1503,21 @@ public void ODataQueryBuilder_Function_Length_Success()
             uri.Should().Be("ODataType?$filter=length(TypeCode) gt 0");
         }
 
+        [Fact(DisplayName = "Try convert decimal => Success")]
+        public void ODataQueryBuilderList_Decimal_Success()
+        {
+            decimal decimalValue = 10.3M;
+            double doubleValue = 20;
+
+            var uri = _odataQueryBuilderDefault
+                .For<ODataTypeEntity>(s => s.ODataType)
+                .ByList()
+                .Filter(s => s.Sum == decimalValue && s.Money == doubleValue)
+                .ToUri();
+
+            uri.Should().Be("http://mock/odata/ODataType?$filter=Sum eq 10.3 and Money eq 20");
+        }
+
         [Fact(DisplayName = "Function Cast => Success")]
         public void ODataQueryBuilder_Function_Cast_Success()
         {