diff --git a/pkgs/development/compilers/crystal/default.nix b/pkgs/development/compilers/crystal/default.nix
index 03a914695a06..124643443482 100644
--- a/pkgs/development/compilers/crystal/default.nix
+++ b/pkgs/development/compilers/crystal/default.nix
@@ -58,16 +58,17 @@ let
 
     outputs = [ "out" "lib" "bin" ];
 
-    # we are almost able to run the full test suite now
     postPatch = ''
       substituteInPlace src/crystal/system/unix/time.cr \
         --replace /usr/share/zoneinfo ${tzdata}/share/zoneinfo
 
       ln -s spec/compiler spec/std
 
+      mkdir /tmp/crystal
       substituteInPlace spec/std/file_spec.cr \
         --replace '/bin/ls' '${coreutils}/bin/ls' \
-        --replace '/usr/share' '/tmp/test'
+        --replace '/usr/share' '/tmp/crystal' \
+        --replace '/usr' '/tmp'
 
       substituteInPlace spec/std/process_spec.cr \
         --replace '/bin/cat' '${coreutils}/bin/cat' \
@@ -76,8 +77,23 @@ let
         --replace '"env"' '"${coreutils}/bin/env"' \
         --replace '"/usr"' '"/tmp"'
 
+      substituteInPlace spec/std/socket/tcp_server_spec.cr \
+        --replace '{% if flag?(:gnu) %}"listen: "{% else %}"bind: "{% end %}' '"bind: "'
+
       substituteInPlace spec/std/system_spec.cr \
         --replace '`hostname`' '`${nettools}/bin/hostname`'
+
+      # See https://github.com/crystal-lang/crystal/pull/8640
+      substituteInPlace spec/std/http/cookie_spec.cr \
+        --replace '01 Jan 2020' '01 Jan #{Time.utc.year + 2}'
+
+      # See https://github.com/crystal-lang/crystal/issues/8629
+      substituteInPlace spec/std/socket/udp_socket_spec.cr \
+        --replace 'it "joins and transmits to multicast groups"' 'pending "joins and transmits to multicast groups"'
+
+      # See https://github.com/crystal-lang/crystal/pull/8699
+      substituteInPlace spec/std/xml/xml_spec.cr \
+        --replace 'it "handles errors"' 'pending "handles errors"'
     '';
 
     buildInputs = commonBuildInputs extraBuildInputs;
@@ -189,6 +205,24 @@ in rec {
     };
   };
 
+  binaryCrystal_0_30 = genericBinary {
+    version = "0.30.1";
+    sha256s = {
+      x86_64-linux  = "1k2mb74jh3ns3m7y73j4wpf571sayn73zbn6d7q81d09r280zrma";
+      i686-linux    = "0vsq1ayf922spydp2g2mmimc797jmm7nl5nljhfppcclrwygdyk2";
+      x86_64-darwin = "1p3s4lwdgykb7h7aysjhrs7vm0zhinzw5d7rfv6jsyin4j8yxhzz";
+    };
+  };
+
+  binaryCrystal_0_31 = genericBinary {
+    version = "0.31.1";
+    sha256s = {
+      x86_64-linux  = "0r8salf572xrnr4m6ll9q5hz6jj8q7ff1rljlhmqb1r26a8mi2ih";
+      i686-linux    = "0hridnis5vvrswflx0q67xfg5hryhz6ivlwrb9n4pryj5d1gwjrr";
+      x86_64-darwin = "1dgxgv0s3swkc5cwawzgpbc6bcd2nx4hjxc7iw2h907y1vgmbipz";
+    };
+  };
+
   crystal_0_25 = generic {
     version = "0.25.1";
     sha256  = "15xmbkalsdk9qpc6wfpkly3sifgw6a4ai5jzlv78dh3jp7glmgyl";
@@ -228,18 +262,16 @@ in rec {
     version = "0.31.1";
     sha256  = "1dswxa32w16gnc6yjym12xj7ibg0g6zk3ngvl76lwdjqb1h6lwz8";
     doCheck = false; # 5 checks are failing now
-    binary = crystal_0_30;
+    binary = binaryCrystal_0_30;
   };
 
   crystal_0_32 = generic {
-    version = "255bfc5fa925b95b72e34b26ad997fb2b3f83059";
-    sha256  = "1dgk36cj5lwhs1c4zp0s1c9hjk0h3vljq6zwhlnzkl1xs7cgzim1";
-    doCheck = false; # 5 checks are failing now
-    binary = crystal_0_31;
-    extraBuildInputs = [ readline ];
+    version = "0.32.1";
+    sha256  = "120ndi3nhh2r52hjvhwfb49cdggr1bzdq6b8xg7irzavhjinfza6";
+    binary = binaryCrystal_0_31;
   };
 
-  crystal = crystal_0_31;
+  crystal = crystal_0_32;
 
   crystal2nix = callPackage ./crystal2nix.nix {};
 }
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index d60fa665e0db..2feb885ba5dd 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -7890,6 +7890,7 @@ in
     crystal_0_29
     crystal_0_30
     crystal_0_31
+    crystal_0_32
     crystal
     crystal2nix;