diff --git a/dtc-1.4.7.tar.gz b/dtc-1.4.7.tar.gz
deleted file mode 100644
index 7354b8f..0000000
--- a/dtc-1.4.7.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:603d6f4f5f34921b368e6febe6690c89022d098edda77187a758b8eeeeff53ea
-size 191568
diff --git a/dtc-1.5.0.tar.gz b/dtc-1.5.0.tar.gz
new file mode 100644
index 0000000..c6a500b
--- /dev/null
+++ b/dtc-1.5.0.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d64835db0272df0321f27418280cbb8ab19c0d392a9e5caf256b872ff1b0e77f
+size 195170
diff --git a/dtc.changes b/dtc.changes
index de62ab6..2c5eeb7 100644
--- a/dtc.changes
+++ b/dtc.changes
@@ -1,3 +1,17 @@
+-------------------------------------------------------------------
+Fri Mar 15 07:51:26 UTC 2019 - josef.moellers@suse.com
+
+- Upgrade to version 1.5.0:
+  * Added i2c-bus and spi-bus support
+  * New "-T" option: "Annotate output .dts with input source file
+    and line"
+  * Added YAML output format
+  * Record source positions
+  * Use inttypes.h macros for printing.
+  * Fix some minor bugs which may lead to SIGSEGV.
+  * Adjusted source URL to working path
+  [bug#1128943, use-tx-as-the-type-specifier-instead-of-zx.patch]
+
 -------------------------------------------------------------------
 Thu Dec 13 10:55:22 UTC 2018 - josef.moellers@suse.com
 
diff --git a/dtc.spec b/dtc.spec
index 16e921f..008e261 100644
--- a/dtc.spec
+++ b/dtc.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package dtc
 #
-# Copyright (c) 2018 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2019 SUSE LINUX GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -18,16 +18,15 @@
 
 %define         sover 1
 Name:           dtc
-Version:        1.4.7
+Version:        1.5.0
 Release:        0
 Summary:        Device-tree compiler
 License:        GPL-2.0+
 Group:          Development/Tools/Building
 Url:            https://github.com/dgibson/dtc
-Source0:        https://github.com/dgibson/dtc/archive/v%{version}.tar.gz#/dtc-%{version}.tar.gz
+Source0:        https://mirrors.edge.kernel.org/pub/software/utils/dtc/dtc-%{version}.tar.gz
 Source1:        baselibs.conf
 Patch3:         dtc-license.patch
-Patch4:         use-tx-as-the-type-specifier-instead-of-zx.patch
 BuildRequires:  bison
 BuildRequires:  flex
 BuildRequires:  valgrind-devel
@@ -63,7 +62,6 @@ This package provides development files for libfdt
 %prep
 %setup -q
 %patch3
-%patch4 -p1
 
 %build
 make %{?_smp_mflags} V=1
diff --git a/use-tx-as-the-type-specifier-instead-of-zx.patch b/use-tx-as-the-type-specifier-instead-of-zx.patch
deleted file mode 100644
index 33fa638..0000000
--- a/use-tx-as-the-type-specifier-instead-of-zx.patch
+++ /dev/null
@@ -1,41 +0,0 @@
-Index: dtc-1.4.7/fdtdump.c
-===================================================================
---- dtc-1.4.7.orig/fdtdump.c
-+++ dtc-1.4.7/fdtdump.c
-@@ -100,7 +100,7 @@ static void dump_blob(void *blob, bool d
- 	p = p_struct;
- 	while ((tag = fdt32_to_cpu(GET_CELL(p))) != FDT_END) {
- 
--		dumpf("%04zx: tag: 0x%08"PRIx32" (%s)\n",
-+		dumpf("%04tx: tag: 0x%08"PRIx32" (%s)\n",
- 		        (uintptr_t)p - blob_off - 4, tag, tagname(tag));
- 
- 		if (tag == FDT_BEGIN_NODE) {
-@@ -140,8 +140,8 @@ static void dump_blob(void *blob, bool d
- 
- 		p = PALIGN(p + sz, 4);
- 
--		dumpf("%04zx: string: %s\n", (uintptr_t)s - blob_off, s);
--		dumpf("%04zx: value\n", (uintptr_t)t - blob_off);
-+		dumpf("%04tx: string: %s\n", (uintptr_t)s - blob_off, s);
-+		dumpf("%04tx: value\n", (uintptr_t)t - blob_off);
- 		printf("%*s%s", depth * shift, "", s);
- 		utilfdt_print_data(t, sz);
- 		printf(";\n");
-@@ -229,14 +229,14 @@ int main(int argc, char *argv[])
- 				if (valid_header(p, this_len))
- 					break;
- 				if (debug)
--					printf("%s: skipping fdt magic at offset %#zx\n",
-+					printf("%s: skipping fdt magic at offset %#tx\n",
- 						file, p - buf);
- 			}
- 			++p;
- 		}
- 		if (!p || endp - p < sizeof(struct fdt_header))
- 			die("%s: could not locate fdt magic\n", file);
--		printf("%s: found fdt at offset %#zx\n", file, p - buf);
-+		printf("%s: found fdt at offset %#tx\n", file, p - buf);
- 		buf = p;
- 	} else if (!valid_header(buf, len))
- 		die("%s: header is not valid\n", file);