diff --git a/pkgs/servers/openafs/1.8/bosserver.patch b/pkgs/servers/openafs/1.8/bosserver.patch
index 094d9871f64f..247e3476eb13 100644
--- a/pkgs/servers/openafs/1.8/bosserver.patch
+++ b/pkgs/servers/openafs/1.8/bosserver.patch
@@ -1,17 +1,14 @@
-diff -u openafs-1.8.0/src/bozo/bosserver.c /tmp/buffer-content-13110-gd
---- openafs-1.8.0/src/bozo/bosserver.c
-+++ #<buffer bosserver.c>
-@@ -244,24 +244,6 @@
+diff --git a/src/bozo/bosserver.c b/src/bozo/bosserver.c
+index 371cb638e4..e4d58c3562 100644
+--- a/src/bozo/bosserver.c
++++ b/src/bozo/bosserver.c
+@@ -246,20 +246,6 @@ MakeDir(const char *adir)
  static int
  CreateDirs(const char *coredir)
  {
--    if ((!strncmp
--	 (AFSDIR_USR_DIRPATH, AFSDIR_CLIENT_ETC_DIRPATH,
--	  strlen(AFSDIR_USR_DIRPATH)))
--	||
--	(!strncmp
+-    if (!strncmp
 -	 (AFSDIR_USR_DIRPATH, AFSDIR_SERVER_BIN_DIRPATH,
--	  strlen(AFSDIR_USR_DIRPATH)))) {
+-	  strlen(AFSDIR_USR_DIRPATH))) {
 -	if (MakeDir(AFSDIR_USR_DIRPATH))
 -	    return errno;
 -    }
@@ -26,5 +23,3 @@ diff -u openafs-1.8.0/src/bozo/bosserver.c /tmp/buffer-content-13110-gd
      if (MakeDir(AFSDIR_SERVER_ETC_DIRPATH))
  	return errno;
      if (MakeDir(AFSDIR_SERVER_LOCAL_DIRPATH))
-
-Diff finished.  Fri Jun 29 15:45:46 2018
diff --git a/pkgs/servers/openafs/1.8/module.nix b/pkgs/servers/openafs/1.8/module.nix
index 99c25d0ab1e6..21db836a8be1 100644
--- a/pkgs/servers/openafs/1.8/module.nix
+++ b/pkgs/servers/openafs/1.8/module.nix
@@ -32,83 +32,7 @@ stdenv.mkDerivation {
   version = "${version}-${kernel.modDirVersion}";
   inherit src;
 
-  patches = [
-    # cf: Fix cast-function-type err w/disable-checking
-    (fetchpatch {
-      url = "https://git.openafs.org?p=openafs.git;a=patch;h=6867a3e8429f37fb748575df52256227ae9e5b53";
-      hash = "sha256-FDvOFDzl2eFN7ZKUqQBQSWGo0ntayc8NCYh/haVi8Ng=";
-    })
-    # LINUX: Make 'fs flush*' invalidate dentry
-    (fetchpatch {
-      url = "https://git.openafs.org?p=openafs.git;a=patch;h=898098e01e19970f80f60a0551252b2027246038";
-      hash = "sha256-ehwRrzpqB8iJKuZ/18oJsrHVlKQs6EzCNaPtSG1m0sw=";
-    })
-    # Linux 6.5: Replace generic_file_splice_read
-    (fetchpatch {
-      url = "https://git.openafs.org?p=openafs.git;a=patch;h=fef245769366efe8694ddadd1e1f2ed5ef8608f4";
-      hash = "sha256-TD1xYvlc9aJyravNZLPhceeOwBawvn0Ndxd50rszTJU=";
-    })
-    # LINUX: Make sysctl definitions more concise
-    (fetchpatch {
-      url = "https://git.openafs.org?p=openafs.git;a=patch;h=d15c7ab50c92671052cbe9a93b0440c81156d8aa";
-      hash = "sha256-6K593AJvgC34RfnIqW8+0A/v9cF6tsbVMeKpCv+QrK4=";
-    })
-    # Linux 6.5: Use register_sysctl()
-    (fetchpatch {
-      url = "https://git.openafs.org?p=openafs.git;a=patch;h=63801cfd1fc06ec3259fcfd67229f3a3c70447ed";
-      hash = "sha256-eoQxaZ28OanSoaHRJcfvXQORbe21YLhwPLoJUILjMkU=";
-    })
-    # hcrypto: rename abort to _afscrypto_abort
-    (fetchpatch {
-      url = "https://git.openafs.org?p=openafs.git;a=patch;h=538f450033a67e251b473ff92238b3124b85fc72";
-      hash = "sha256-ztfJQKvGHGdWQe/0+BGkgRFxOi3n4YY+EFxgbD3DO1E=";
-    })
-    # cf: Avoid nested C functions built by autoconf
-    (fetchpatch {
-      url = "https://git.openafs.org?p=openafs.git;a=patch;h=d50ced2a17e05884ea18bb3dfcde6378b2531dc7";
-      hash = "sha256-dK2/9bGhlXCPCB9t9T/K2dKdRBShVKXtYXWPttsOhAM=";
-    })
-    # cf: Use static allocated structs for cf tests
-    (fetchpatch {
-      url = "https://git.openafs.org?p=openafs.git;a=patch;h=00f13c45d637249a0d698458e08c1b8e2da8e219";
-      hash = "sha256-YNszJIxBDIsl3RgBcHEpNtYIrNLC0tnSbIOQvX0oZ+s=";
-    })
-    # LINUX: Pass an array of structs to register_sysctl
-    (fetchpatch {
-      url = "https://git.openafs.org?p=openafs.git;a=patch;h=5b647bf17a878271e1ce9882e41663770ee73528";
-      hash = "sha256-9o4cr/KORtanTfuKMAMAOvePB+vK579rR85rY+m8VNM=";
-    })
-    # linux: Replace fop iterate with fop iterate_shared
-    (fetchpatch {
-      url = "https://git.openafs.org?p=openafs.git;a=patch;h=6de0a646036283266e1d4aeb583e426005ca5ad4";
-      hash = "sha256-cL3ByjUS3QU8fSbuN7ZEEKyjb+6TbbZL10UKbSgNl6c=";
-    })
-    # Linux 6.6: convert to ctime accessor functions
-    (fetchpatch {
-      url = "https://git.openafs.org?p=openafs.git;a=patch;h=6413fdbc913834f2884989e5811841f4ccea2b5f";
-      hash = "sha256-vdK25vfS5Yr0xQufzUk431FXHwMIWlP2UpLjqnobJWI=";
-    })
-    # Linux 6.6: Pass request_mask to generic_fillattr
-    (fetchpatch {
-      url = "https://git.openafs.org?p=openafs.git;a=patch;h=4f1d8104d17d2b4e95c7abaf5498db6b80aefa8f";
-      hash = "sha256-XJpqbDB/LOuqZj3gPHlcLeGzAQCGvPH8ArgWf+sbBJU=";
-    })
-    # Linux: Fix to use time_t instead of time64_t
-    (fetchpatch {
-      url = "https://git.openafs.org?p=openafs.git;a=patch;h=56763a199f92101c35d6b9b733302cb08fe0cdbe";
-      hash = "sha256-A2z+smBLQg6k+cHPpNr2s/SgoYuCOMNLcvm5LFRiqeM=";
-    })
-    # dir: Introduce struct DirEntryFlex
-    (fetchpatch {
-      url = "https://git.openafs.org?p=openafs.git;a=patch;h=fd527549c2d2b29a955f8c0427ac67c5d49ef38c";
-      hash = "sha256-jblsaJuTt3BsW5MG69ETcao/ZzSuh9aKRZyTIxZ7Ty4=";
-    })
-    # Linux 6.7: convert to inode a/mtime accessor funcs
-    (fetchpatch {
-      url = "https://git.openafs.org?p=openafs.git;a=patch;h=6edf9d350c6ffd9d5e51fb8106701c1bc2f6a4d9";
-      hash = "sha256-oQVyKzIcqzYDZHSut9Mw1t3kcEC5HGUX6eGlGJ9fZYo=";
-    })
-  ];
+  patches = [ ];
 
   nativeBuildInputs = [ autoconf automake flex libtool_2 perl which bison ]
     ++ kernel.moduleBuildDependencies;
diff --git a/pkgs/servers/openafs/1.8/srcs.nix b/pkgs/servers/openafs/1.8/srcs.nix
index a80ad726dbe5..3eaefba8d70d 100644
--- a/pkgs/servers/openafs/1.8/srcs.nix
+++ b/pkgs/servers/openafs/1.8/srcs.nix
@@ -1,16 +1,16 @@
 { fetchurl }:
 rec {
-  version = "1.8.10";
+  version = "1.8.11";
   src = fetchurl {
     url = "https://www.openafs.org/dl/openafs/${version}/openafs-${version}-src.tar.bz2";
-    hash = "sha256-n+wRNkYjVJ6NtzdAcvXI8BuEH2v+foVnPLzjX/Q/+wc=";
+    hash = "sha256-4u+0cQmWt9IxmLU8Vilaj54k6KVVMXxfxjuBJaNxTs0=";
   };
 
   srcs = [
     src
     (fetchurl {
       url = "https://www.openafs.org/dl/openafs/${version}/openafs-${version}-doc.tar.bz2";
-      hash = "sha256-nDgJ6K/qAX2K8lKPYM8OD5+oRU+shlM6PmciHy61+10=";
+      hash = "sha256-OsarP52T1V3hd1eQOwST/JAg8eBALqMZ5hIIs5ALYHw=";
     })
   ];
 }