diff --git a/pkgs/by-name/tp/tpm2-pkcs11/disable-java-integration.patch b/pkgs/by-name/tp/tpm2-pkcs11/disable-java-integration.patch
index bd4760ba3b53..a036a2faaebd 100644
--- a/pkgs/by-name/tp/tpm2-pkcs11/disable-java-integration.patch
+++ b/pkgs/by-name/tp/tpm2-pkcs11/disable-java-integration.patch
@@ -1,5 +1,5 @@
 diff --git a/Makefile-integration.am b/Makefile-integration.am
-index e2255de..3cea1d8 100644
+index 01c3408..b515784 100644
 --- a/Makefile-integration.am
 +++ b/Makefile-integration.am
 @@ -7,7 +7,6 @@ integration_scripts = \
@@ -9,8 +9,8 @@ index e2255de..3cea1d8 100644
 -    test/integration/pkcs11-javarunner.sh.java \
      test/integration/nss-tests.sh \
      test/integration/ptool-link.sh.nosetup \
-     test/integration/python-pkcs11.sh
-@@ -110,13 +109,5 @@ test_integration_pkcs_lockout_int_CFLAGS  = $(AM_CFLAGS) $(TESTS_CFLAGS)
+     test/integration/ptool-link-persistent.sh.nosetup \
+@@ -111,13 +110,5 @@ test_integration_pkcs_lockout_int_CFLAGS  = $(AM_CFLAGS) $(TESTS_CFLAGS)
  test_integration_pkcs_lockout_int_LDADD   = $(TESTS_LDADD)  $(SQLITE3_LIBS)
  test_integration_pkcs_lockout_int_SOURCES = test/integration/pkcs-lockout.int.c test/integration/test.c
  
@@ -25,16 +25,18 @@ index e2255de..3cea1d8 100644
  endif
  # END INTEGRATION
 diff --git a/configure.ac b/configure.ac
-index 1ec6eb4..7a0a8ee 100644
+index 104cf12..ccade64 100644
 --- a/configure.ac
 +++ b/configure.ac
-@@ -258,13 +258,6 @@ AC_ARG_ENABLE(
+@@ -259,15 +259,6 @@ AC_ARG_ENABLE(
      [build and execute integration tests])],,
    [enable_integration=no])
  
 -# Test for Java compiler and interpreter without throwing fatal errors (since
 -# these macros are defined using AC_DEFUN they cannot be called conditionally)
--m4_pushdef([AC_MSG_ERROR], [have_javac=no])
+-# Test for javac by checking JAVAC variable since have_javac is not quite stable
+-# across versions of ax_prog_javac.m4 that provides AX_PROG_JAVAC
+-m4_pushdef([AC_MSG_ERROR], [true])
 -AX_PROG_JAVAC()
 -AX_PROG_JAVA()
 -m4_popdef([AC_MSG_ERROR])
@@ -42,11 +44,11 @@ index 1ec6eb4..7a0a8ee 100644
  AC_DEFUN([integration_test_checks], [
  
    AC_CHECK_PROG([tpm2_createprimary], [tpm2_createprimary], [yes], [no])
-@@ -382,13 +375,6 @@ AC_DEFUN([integration_test_checks], [
+@@ -385,13 +376,6 @@ AC_DEFUN([integration_test_checks], [
          [AC_MSG_ERROR([Integration tests enabled but tss2_provision executable not found.])])
    ])
  
--  AS_IF([test "x$have_javac" = "xno"],
+-  AS_IF([test -z "$JAVAC"],
 -    [AC_MSG_ERROR([Integration tests enabled but no Java compiler was found])])
 -  AX_CHECK_CLASS([org.junit.Assert], ,
 -    [AC_MSG_ERROR([Integration tests enabled but JUnit not found, try setting CLASSPATH])])
@@ -55,4 +57,4 @@ index 1ec6eb4..7a0a8ee 100644
 -
    AC_SUBST([ENABLE_INTEGRATION], [$enable_integration])
  ]) # end function integration_test_checks
-  
+ 
diff --git a/pkgs/by-name/tp/tpm2-pkcs11/package.nix b/pkgs/by-name/tp/tpm2-pkcs11/package.nix
index aa5c17d283aa..1bbe78d978b5 100644
--- a/pkgs/by-name/tp/tpm2-pkcs11/package.nix
+++ b/pkgs/by-name/tp/tpm2-pkcs11/package.nix
@@ -16,6 +16,7 @@
   opensc,
   openssh,
   openssl,
+  nix-update-script,
   nss,
   p11-kit,
   patchelf,
@@ -45,13 +46,13 @@ let
 in
 chosenStdenv.mkDerivation (finalAttrs: {
   pname = "tpm2-pkcs11";
-  version = "1.9.1";
+  version = "1.9.2";
 
   src = fetchFromGitHub {
     owner = "tpm2-software";
     repo = "tpm2-pkcs11";
     tag = finalAttrs.version;
-    hash = "sha256-W74ckrpK7ypny1L3Gn7nNbOVh8zbHavIk/TX3b8XbI8=";
+    hash = "sha256-o0a5MiFqLH7SuHG/BEtPVGOaDoV+kCu2l1MCHt5rWFc=";
   };
 
   # Disable Java‐based tests because of missing dependencies
@@ -242,6 +243,7 @@ chosenStdenv.mkDerivation (finalAttrs: {
         fapi-abrmd
         ;
     };
+    updateScript = nix-update-script { };
   };
 
   meta = {