diff --git a/exercises/nucleotide-count/tests/Tests.elm b/exercises/nucleotide-count/tests/Tests.elm
index 89490ab..a1f2255 100644
--- a/exercises/nucleotide-count/tests/Tests.elm
+++ b/exercises/nucleotide-count/tests/Tests.elm
@@ -10,11 +10,10 @@ tests =
     describe "NucleotideCount"
         [ test "the solution is for the correct version of the test" <|
             \() -> Expect.equal 2 version
-        , skip <|
-            test "empty dna strand has no nucleotides" <|
-                \() ->
-                    Expect.equal { a = 0, t = 0, c = 0, g = 0 }
-                        (nucleotideCounts "")
+        , test "empty dna strand has no nucleotides" <|
+            \() ->
+                Expect.equal { a = 0, t = 0, c = 0, g = 0 }
+                    (nucleotideCounts "")
         , skip <|
             test "repetitive sequence has only guanine" <|
                 \() ->
diff --git a/exercises/run-length-encoding/tests/Tests.elm b/exercises/run-length-encoding/tests/Tests.elm
index 8c77b18..2f78268 100644
--- a/exercises/run-length-encoding/tests/Tests.elm
+++ b/exercises/run-length-encoding/tests/Tests.elm
@@ -10,9 +10,8 @@ tests =
     describe "RunLengthEncoding"
         [ test "the solution is for the correct version of the test" <|
             \() -> Expect.equal 2 version
-        , skip <|
-            test "encode simple" <|
-                \() -> Expect.equal "2A3B4C" (encode "AABBBCCCC")
+        , test "encode simple" <|
+            \() -> Expect.equal "2A3B4C" (encode "AABBBCCCC")
         , skip <|
             test "decode simple" <|
                 \() -> Expect.equal "AABBBCCCC" (decode "2A3B4C")
diff --git a/exercises/sublist/tests/Tests.elm b/exercises/sublist/tests/Tests.elm
index 0adacc5..5ae2eaa 100644
--- a/exercises/sublist/tests/Tests.elm
+++ b/exercises/sublist/tests/Tests.elm
@@ -10,9 +10,8 @@ tests =
     describe "Sublist"
         [ test "the solution is for the correct version of the test" <|
             \() -> Expect.equal 2 version
-        , skip <|
-            test "empty equals empty" <|
-                \() -> Expect.equal Equal (sublist [] [])
+        , test "empty equals empty" <|
+            \() -> Expect.equal Equal (sublist [] [])
         , skip <|
             test "empty is a sublist of anything" <|
                 \() -> Expect.equal Sublist (sublist [] [ 1, 2 ])