diff --git a/contrib/amd/amd/get_args.c b/contrib/amd/amd/get_args.c
index 12a7d07efd59..dda761897995 100644
--- a/contrib/amd/amd/get_args.c
+++ b/contrib/amd/amd/get_args.c
@@ -96,8 +96,8 @@ get_version_string(void)
   xsnprintf(tmpbuf, sizeof(tmpbuf), "Configured by %s@%s on date %s.\n",
 	    USER_NAME, HOST_NAME, CONFIG_DATE);
   strlcat(vers, tmpbuf, len);
-  xsnprintf(tmpbuf, sizeof(tmpbuf), "Built by %s@%s on date %s.\n",
-	    BUILD_USER, BUILD_HOST, BUILD_DATE);
+  xsnprintf(tmpbuf, sizeof(tmpbuf), "Built by %s@%s.\n",
+	    BUILD_USER, BUILD_HOST);
   strlcat(vers, tmpbuf, len);
   xsnprintf(tmpbuf, sizeof(tmpbuf), "cpu=%s (%s-endian), arch=%s, karch=%s.\n",
 	    cpu, endian, gopt.arch, gopt.karch);
diff --git a/contrib/ntp/scripts/mkver.in b/contrib/ntp/scripts/mkver.in
index 11aa6134c14e..e8d9892bd27e 100644
--- a/contrib/ntp/scripts/mkver.in
+++ b/contrib/ntp/scripts/mkver.in
@@ -17,8 +17,6 @@ case "@LCRYPTO@" in
  *) ConfStr="${ConfStr}-?" ;;
 esac
 
-ConfStr="$ConfStr `LC_TIME=C TZ= date`"
-
 if [ ! -f .version ]; then
   echo 0 > .version
 fi
diff --git a/contrib/sendmail/cf/sh/makeinfo.sh b/contrib/sendmail/cf/sh/makeinfo.sh
index e7b0cd101fce..1758e99ba980 100644
--- a/contrib/sendmail/cf/sh/makeinfo.sh
+++ b/contrib/sendmail/cf/sh/makeinfo.sh
@@ -54,7 +54,7 @@ then
 else
 	host=`uname -n`
 fi
-echo '#####' built by $user@$host on `LC_ALL=C LC_TIME=C date`
+echo '#####' built by $user@$host
 echo '#####' in `pwd` | sed 's/\/tmp_mnt//'
 echo '#####' using $1 as configuration include directory | sed 's/\/tmp_mnt//'
 echo "define(\`__HOST__', $host)dnl"
diff --git a/secure/lib/libcrypto/Makefile b/secure/lib/libcrypto/Makefile
index ec3d4df3d749..d6b339f0934b 100644
--- a/secure/lib/libcrypto/Makefile
+++ b/secure/lib/libcrypto/Makefile
@@ -352,7 +352,6 @@ buildinf.h: ${.CURDIR}/Makefile
 	echo "  /* auto-generated by crypto/Makefile.ssl for crypto/cversion.c */"; \
 	echo "  #define CFLAGS \"$(CC)\""; \
 	echo "  #define PLATFORM \"FreeBSD-${MACHINE_ARCH}\""; \
-	echo "  #define DATE \"`LC_ALL=C date`\""; \
 	echo "#endif" ) > ${.TARGET}
 
 opensslconf.h: opensslconf-${MACHINE_ARCH}.h
diff --git a/sys/contrib/dev/acpica/compiler/aslcompile.c b/sys/contrib/dev/acpica/compiler/aslcompile.c
index e958f8ac4629..dda3ce3238cc 100644
--- a/sys/contrib/dev/acpica/compiler/aslcompile.c
+++ b/sys/contrib/dev/acpica/compiler/aslcompile.c
@@ -217,11 +217,11 @@ AslCompilerSignon (
             "%s", CompilerId);
     }
 
-    /* Version, build date, copyright, compliance */
+    /* Version, copyright, compliance */
 
     FlPrintFile (FileId,
-        " version %X [%s]\n%s%s\n%s%s\n%s\n",
-        (UINT32) ACPI_CA_VERSION, __DATE__,
+        " version %X\n%s%s\n%s%s\n%s\n",
+        (UINT32) ACPI_CA_VERSION,
         Prefix, CompilerCopyright,
         Prefix, CompilerCompliance,
         Prefix);
diff --git a/sys/contrib/dev/acpica/compiler/aslutils.c b/sys/contrib/dev/acpica/compiler/aslutils.c
index 60414ac8b2cc..a226a3dde182 100644
--- a/sys/contrib/dev/acpica/compiler/aslutils.c
+++ b/sys/contrib/dev/acpica/compiler/aslutils.c
@@ -519,8 +519,8 @@ UtDisplaySummary (
     {
         /* Compiler name and version number */
 
-        FlPrintFile (FileId, "%s version %X [%s]\n",
-            CompilerId, (UINT32) ACPI_CA_VERSION, __DATE__);
+        FlPrintFile (FileId, "%s version %X\n",
+            CompilerId, (UINT32) ACPI_CA_VERSION);
     }
 
     /* Input/Output summary */
diff --git a/sys/dev/hptrr/hptrr_config.c b/sys/dev/hptrr/hptrr_config.c
index dba408d53cc0..b3cda443939c 100644
--- a/sys/dev/hptrr/hptrr_config.c
+++ b/sys/dev/hptrr/hptrr_config.c
@@ -65,7 +65,7 @@ int init_config(void)
 
 char driver_name[] = "hptrr";
 char driver_name_long[] = "RocketRAID 17xx/2xxx SATA controller driver";
-char driver_ver[] = "v1.2 (" __DATE__ " " __TIME__ ")";
+char driver_ver[] = "v1.2";
 int  osm_max_targets = 0xff;