diff --git a/exercises/bob/tests/bob.rs b/exercises/bob/tests/bob.rs
index de35c40fa..5c48a4121 100644
--- a/exercises/bob/tests/bob.rs
+++ b/exercises/bob/tests/bob.rs
@@ -63,6 +63,7 @@ fn test_shouting_numbers() {
 }
 
 #[test]
+#[ignore]
 fn test_only_numbers() {
     assert_eq!("Whatever.", bob::reply("1, 2, 3"));
 }
diff --git a/exercises/crypto-square/tests/crypto-square.rs b/exercises/crypto-square/tests/crypto-square.rs
index acd9e71e1..087de1b60 100644
--- a/exercises/crypto-square/tests/crypto-square.rs
+++ b/exercises/crypto-square/tests/crypto-square.rs
@@ -12,6 +12,7 @@ fn test_empty_input() {
 
 
 #[test]
+#[ignore]
 fn test_encrypt_also_decrypts_square() {
     // note that you only get the exact input back if:
     // 1. no punctuation
@@ -23,6 +24,7 @@ fn test_encrypt_also_decrypts_square() {
 }
 
 #[test]
+#[ignore]
 fn test_example() {
     test(
         "If man was meant to stay on the ground, god would have given us roots.",
@@ -31,11 +33,13 @@ fn test_example() {
 }
 
 #[test]
+#[ignore]
 fn test_empty_last_line() {
     test("congratulate", "crl oaa ntt gue")
 }
 
 #[test]
+#[ignore]
 fn test_spaces_are_reorganized() {
     test("abet", "ae bt");
     test("a bet", "ae bt");
@@ -43,6 +47,7 @@ fn test_spaces_are_reorganized() {
 }
 
 #[test]
+#[ignore]
 fn test_everything_becomes_lowercase() {
     test("caSe", "cs ae");
     test("cAsE", "cs ae");
@@ -50,6 +55,7 @@ fn test_everything_becomes_lowercase() {
 }
 
 #[test]
+#[ignore]
 fn test_ignore_non_ascii_chars() {
     test(
         "She got her education, then got rich programming: 👩‍🎓🎓👩‍💻💰",
@@ -58,6 +64,7 @@ fn test_ignore_non_ascii_chars() {
 }
 
 #[test]
+#[ignore]
 fn test_long() {
     test(
         r#"
diff --git a/exercises/say/tests/say.rs b/exercises/say/tests/say.rs
index 06a08f99c..7d955cc33 100644
--- a/exercises/say/tests/say.rs
+++ b/exercises/say/tests/say.rs
@@ -14,12 +14,14 @@ fn test_zero() {
 //
 /*
 #[test]
+#[ignore]
 fn test_negative() {
     assert_eq!(say::encode(-1), String::from("won't compile"));
 }
 */
 
 #[test]
+#[ignore]
 fn test_one() {
     assert_eq!(say::encode(1), String::from("one"));
 }