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index f5425b4..48d9189 100644
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diff --git a/Tests/MathUnitTests/packages.config b/Tests/MathUnitTests/packages.config
index 74151e0..324e837 100644
--- a/Tests/MathUnitTests/packages.config
+++ b/Tests/MathUnitTests/packages.config
@@ -1,5 +1,5 @@
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 </packages>
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diff --git a/Tests/MathUnitTests/packages.lock.json b/Tests/MathUnitTests/packages.lock.json
index a7eaa97..510c5a2 100644
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diff --git a/nanoFramework.System.Math.Benchmark/nanoFramework.System.Math.Benchmark.nfproj b/nanoFramework.System.Math.Benchmark/nanoFramework.System.Math.Benchmark.nfproj
index 9c7db24..e81a8d7 100644
--- a/nanoFramework.System.Math.Benchmark/nanoFramework.System.Math.Benchmark.nfproj
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diff --git a/nanoFramework.System.Math.Benchmark/packages.config b/nanoFramework.System.Math.Benchmark/packages.config
index 277652f..2f3cb28 100644
--- a/nanoFramework.System.Math.Benchmark/packages.config
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@@ -1,7 +1,7 @@
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diff --git a/nanoFramework.System.Math.Benchmark/packages.lock.json b/nanoFramework.System.Math.Benchmark/packages.lock.json
index 399ea72..54ded42 100644
--- a/nanoFramework.System.Math.Benchmark/packages.lock.json
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@@ -10,9 +10,9 @@
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diff --git a/nanoFramework.System.Math.nuspec b/nanoFramework.System.Math.nuspec
index 603653d..5b77125 100644
--- a/nanoFramework.System.Math.nuspec
+++ b/nanoFramework.System.Math.nuspec
@@ -19,7 +19,7 @@
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+      <dependency id="nanoFramework.CoreLibrary" version="1.17.1" />
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index 9451c95..56cbdaa 100644
--- a/nanoFramework.System.Math/nanoFramework.System.Math.nfproj
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@@ -54,8 +54,8 @@
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index 63b66bd..a24f447 100644
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index 1f561cc..7450bf8 100644
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