diff --git a/README.md b/README.md
index 102e54eb2..b8043beaa 100644
--- a/README.md
+++ b/README.md
@@ -235,7 +235,7 @@ to update flags which will pass on gcc, g++ and etc.
     - xvidcore (1.3.7)
     - lzo (2.10)
     - libopenmpt (0.7.8)
-    - libiconv (1.17)
+    - libiconv (1.18)
     - ~~gmp (6.3.0)~~
     - vapoursynth (R65/R63)
     - ~~mbedtls (3.5.0)~~
diff --git a/packages/libiconv.cmake b/packages/libiconv.cmake
index 1d0778d6e..cd57bf2ae 100644
--- a/packages/libiconv.cmake
+++ b/packages/libiconv.cmake
@@ -3,12 +3,12 @@ if(CYGWIN OR MSYS)
 endif()
 
 # libarchive required 3rd party iconv.pc when linking
-set(VERSION "1.17")
+set(VERSION "1.18")
 configure_file(${CMAKE_CURRENT_SOURCE_DIR}/libiconv.pc.in ${CMAKE_CURRENT_BINARY_DIR}/libiconv.pc @ONLY)
 
 ExternalProject_Add(libiconv
-    URL https://ftp.gnu.org/pub/gnu/libiconv/libiconv-1.17.tar.gz
-    URL_HASH SHA256=8f74213b56238c85a50a5329f77e06198771e70dd9a739779f4c02f65d971313
+    URL https://ftp.gnu.org/pub/gnu/libiconv/libiconv-1.18.tar.gz
+    URL_HASH SHA256=3B08F5F4F9B4EB82F151A7040BFD6FE6C6FB922EFE4B1659C66EA933276965E8
     DOWNLOAD_DIR ${SOURCE_LOCATION}
     CONFIGURE_COMMAND ${EXEC} CONF=1 <SOURCE_DIR>/configure
         ${build}