diff --git a/pkgs/applications/version-management/p4v/default.nix b/pkgs/applications/version-management/p4v/default.nix
index 476df99d232..2e0e01e5c98 100644
--- a/pkgs/applications/version-management/p4v/default.nix
+++ b/pkgs/applications/version-management/p4v/default.nix
@@ -1,12 +1,38 @@
-{ stdenv, fetchurl, lib, qtbase, qtmultimedia, qtscript, qtsensors, qtwebengine, qtwebkit, openssl, xkeyboard_config, patchelfUnstable, wrapQtAppsHook }:
+{ stdenv
+, fetchurl
+, lib
+, qtbase
+, qtwebengine
+, qtdeclarative
+, qtwebchannel
+, syntax-highlighting
+, openssl
+, xkeyboard_config
+, patchelfUnstable
+, wrapQtAppsHook
+, writeText
+}:
+let
+  # This abomination exists because p4v calls CRYPTO_set_mem_functions and
+  # expects it to succeed. The function will fail if CRYPTO_malloc has already
+  # been called, which happens at init time via qtwebengine -> ... -> libssh. I
+  # suspect it was meant to work with a version of Qt where openssl is
+  # statically linked or some other library is used.
+  crypto-hack = writeText "crypto-hack.c" ''
+      #include <stddef.h>
+      int CRYPTO_set_mem_functions(
+            void *(*m)(size_t, const char *, int),
+            void *(*r)(void *, size_t, const char *, int),
+            void (*f)(void *, const char *, int)) { return 1; }
+    '';
 
-stdenv.mkDerivation rec {
+in stdenv.mkDerivation rec {
   pname = "p4v";
-  version = "2020.1.1966006";
+  version = "2021.3.2186916";
 
   src = fetchurl {
-    url = "https://cdist2.perforce.com/perforce/r20.1/bin.linux26x86_64/p4v.tgz";
-    sha256 = "0zc70d7jgdrd2jli338n1h05hgb7jmmv8hvq205wh78vvllrlv10";
+    url = "http://web.archive.org/web/20211118024745/https://cdist2.perforce.com/perforce/r21.3/bin.linux26x86_64/p4v.tgz";
+    sha256 = "1zldg21xq4srww9pcfbv3p8320ghjnh333pz5r70z1gwbq4vf3jq";
   };
 
   dontBuild = true;
@@ -15,11 +41,10 @@ stdenv.mkDerivation rec {
   ldLibraryPath = lib.makeLibraryPath [
       stdenv.cc.cc.lib
       qtbase
-      qtmultimedia
-      qtscript
-      qtsensors
       qtwebengine
-      qtwebkit
+      qtdeclarative
+      qtwebchannel
+      syntax-highlighting
       openssl
   ];
 
@@ -29,14 +54,17 @@ stdenv.mkDerivation rec {
     cp -r bin $out
     mkdir -p $out/lib
     cp -r lib/P4VResources $out/lib
+    $CC -fPIC -shared -o $out/lib/libcrypto-hack.so ${crypto-hack}
 
     for f in $out/bin/*.bin ; do
       patchelf --set-rpath $ldLibraryPath --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" $f
       # combining this with above breaks rpath (patchelf bug?)
-      patchelf --add-needed libstdc++.so $f \
+      patchelf --add-needed libstdc++.so \
+               --add-needed $out/lib/libcrypto-hack.so \
                --clear-symbol-version _ZNSt20bad_array_new_lengthD1Ev \
                --clear-symbol-version _ZTVSt20bad_array_new_length \
                --clear-symbol-version _ZTISt20bad_array_new_length \
+               --clear-symbol-version _ZdlPvm \
                $f
       wrapQtApp $f \
         --suffix QT_XKB_CONFIG_ROOT : ${xkeyboard_config}/share/X11/xkb
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 1d88af8f45c..44224353a2a 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -28375,8 +28375,7 @@ with pkgs;
   ostinato = libsForQt5.callPackage ../applications/networking/ostinato { };
 
   p4 = callPackage ../applications/version-management/p4 { };
-  # Broken with Qt5.15 because qtwebkit is broken with it
-  p4v = libsForQt514.callPackage ../applications/version-management/p4v { };
+  p4v = libsForQt515.callPackage ../applications/version-management/p4v { };
 
   partio = callPackage ../development/libraries/partio {};