diff --git a/util/crossgcc/buildgcc b/util/crossgcc/buildgcc
index c69874d8f8..376e0fc92a 100755
--- a/util/crossgcc/buildgcc
+++ b/util/crossgcc/buildgcc
@@ -30,8 +30,8 @@
 
 cd "$(dirname "$0")" || exit 1
 
-CROSSGCC_DATE="October 3nd, 2018"
-CROSSGCC_VERSION="1.55"
+CROSSGCC_DATE="January 1st, 2019"
+CROSSGCC_VERSION="1.55.1"
 CROSSGCC_COMMIT=$( git describe )
 
 # default settings
@@ -54,9 +54,9 @@ GCC_VERSION=8.1.0
 GCC_AUTOCONF_VERSION=2.69
 BINUTILS_VERSION=2.30
 GDB_VERSION=8.0
-IASL_VERSION=20181003
+IASL_VERSION=20181213
 PYTHON_VERSION=3.7.0
-EXPAT_VERSION=2.2.5
+EXPAT_VERSION=2.2.6
 # CLANG version number
 CLANG_VERSION=7.0.0
 MAKE_VERSION=4.2.1
diff --git a/util/crossgcc/patches/acpica-unix2-20181003_iasl.patch b/util/crossgcc/patches/acpica-unix2-20181213_iasl.patch
similarity index 62%
rename from util/crossgcc/patches/acpica-unix2-20181003_iasl.patch
rename to util/crossgcc/patches/acpica-unix2-20181213_iasl.patch
index 8110b61771..d65a085507 100644
--- a/util/crossgcc/patches/acpica-unix2-20181003_iasl.patch
+++ b/util/crossgcc/patches/acpica-unix2-20181213_iasl.patch
@@ -1,27 +1,27 @@
-diff -Naur acpica-unix2-20181003.orig/source/compiler/asloptions.c acpica-unix2-20181003/source/compiler/asloptions.c
---- acpica-unix2-20181003.orig/source/compiler/asloptions.c	2018-09-27 07:15:04.000000000 -0700
-+++ acpica-unix2-20181003/source/compiler/asloptions.c	2018-10-03 12:48:08.346641839 -0700
+diff -Naur acpica-unix2-20181213_/source/compiler/asloptions.c acpica-unix2-20181213/source/compiler/asloptions.c > acpica-unix2-20181213_iasl.patch
+--- acpica-unix2-20181213_/source/compiler/asloptions.c
++++ acpica-unix2-20181213/source/compiler/asloptions.c
 @@ -126,6 +126,7 @@
-     if (AslGbl_DoSignon)
+     if (Gbl_DoSignon)
      {
          printf (ACPI_COMMON_SIGNON (ASL_COMPILER_NAME));
-+	printf ("%s\n", COREBOOT_TOOLCHAIN_VERSION);
++        printf ("%s\n", COREBOOT_TOOLCHAIN_VERSION);
          if (AslGbl_IgnoreErrors)
          {
              printf ("Ignoring all errors, forcing AML file generation\n\n");
 @@ -753,6 +754,7 @@
          case '^':
- 
+
              printf (ACPI_COMMON_SIGNON (ASL_COMPILER_NAME));
 +            printf ("%s\n", COREBOOT_TOOLCHAIN_VERSION);
              exit (0);
- 
+
          case 'a':
 @@ -766,6 +768,7 @@
- 
+
              printf (ACPI_COMMON_SIGNON (ASL_COMPILER_NAME));
              printf (ACPI_COMMON_BUILD_TIME);
 +            printf ("%s\n", COREBOOT_TOOLCHAIN_VERSION);
              exit (0);
- 
+
          case 'e':
diff --git a/util/crossgcc/sum/acpica-unix2-20181003.tar.gz.cksum b/util/crossgcc/sum/acpica-unix2-20181003.tar.gz.cksum
deleted file mode 100644
index 26df02c1bd..0000000000
--- a/util/crossgcc/sum/acpica-unix2-20181003.tar.gz.cksum
+++ /dev/null
@@ -1 +0,0 @@
-663d11e3b54b152059515eac04130d8b0d49964b  tarballs/acpica-unix2-20181003.tar.gz
diff --git a/util/crossgcc/sum/acpica-unix2-20181213.tar.gz.cksum b/util/crossgcc/sum/acpica-unix2-20181213.tar.gz.cksum
new file mode 100644
index 0000000000..536362e7fd
--- /dev/null
+++ b/util/crossgcc/sum/acpica-unix2-20181213.tar.gz.cksum
@@ -0,0 +1 @@
+38231d2673b494c4b4d04bdadb7e48aba11593a5  tarballs/acpica-unix2-20181213.tar.gz
diff --git a/util/crossgcc/sum/expat-2.2.5.tar.bz2.cksum b/util/crossgcc/sum/expat-2.2.5.tar.bz2.cksum
deleted file mode 100644
index c54b216ffc..0000000000
--- a/util/crossgcc/sum/expat-2.2.5.tar.bz2.cksum
+++ /dev/null
@@ -1 +0,0 @@
-490659abd7d6c6d4cb4e60c945a15fbf081564f6  tarballs/expat-2.2.5.tar.bz2
diff --git a/util/crossgcc/sum/expat-2.2.6.tar.bz2.cksum b/util/crossgcc/sum/expat-2.2.6.tar.bz2.cksum
new file mode 100644
index 0000000000..d21481960e
--- /dev/null
+++ b/util/crossgcc/sum/expat-2.2.6.tar.bz2.cksum
@@ -0,0 +1 @@
+c8947fc3119a797b55485f2f7bdaaeb49cc9df01  tarballs/expat-2.2.6.tar.bz2