diff --git a/Config.in.legacy b/Config.in.legacy
index ce9dfba953..c086d2a332 100644
--- a/Config.in.legacy
+++ b/Config.in.legacy
@@ -146,6 +146,13 @@ endif
 
 comment "Legacy options removed in 2025.05.1"
 
+config BR2_PACKAGE_LIBOLM
+	bool "libolm has been removed"
+	select BR2_LEGACY
+	help
+	  libolm is deprecated and has been removed from Buildroot.
+	  https://gitlab.matrix.org/matrix-org/olm#important-libolm-is-now-deprecated
+
 config BR2_PACKAGE_LIBWEBSOCK
 	bool "libwebsock has been removed"
 	select BR2_LEGACY
diff --git a/DEVELOPERS b/DEVELOPERS
index 0c97de8c79..18814eea0b 100644
--- a/DEVELOPERS
+++ b/DEVELOPERS
@@ -1264,7 +1264,6 @@ F:	package/httping/
 F:	package/iozone/
 F:	package/leptonica/
 F:	package/libeXosip2/
-F:	package/libolm/
 F:	package/libosip2/
 F:	package/ocrad/
 F:	package/opencl-clhpp/
diff --git a/package/Config.in b/package/Config.in
index 3a7c7136a6..6fe2339af7 100644
--- a/package/Config.in
+++ b/package/Config.in
@@ -1628,7 +1628,6 @@ menu "Crypto"
 	source "package/libmd/Config.in"
 	source "package/libmhash/Config.in"
 	source "package/libnss/Config.in"
-	source "package/libolm/Config.in"
 	source "package/libp11/Config.in"
 	source "package/libscrypt/Config.in"
 	source "package/libsecret/Config.in"
diff --git a/package/libolm/Config.in b/package/libolm/Config.in
deleted file mode 100644
index a863216d5c..0000000000
--- a/package/libolm/Config.in
+++ /dev/null
@@ -1,12 +0,0 @@
-config BR2_PACKAGE_LIBOLM
-	bool "libolm"
-	depends on BR2_INSTALL_LIBSTDCPP
-	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_8 # C++11
-	help
-	  libolm is an implementation of the Double Ratchet
-	  cryptographic ratchet in C++
-
-	  https://gitlab.matrix.org/matrix-org/olm
-
-comment "libolm needs a toolchain w/ C++, gcc >= 4.8"
-	depends on !BR2_INSTALL_LIBSTDCPP || !BR2_TOOLCHAIN_GCC_AT_LEAST_4_8
diff --git a/package/libolm/libolm.hash b/package/libolm/libolm.hash
deleted file mode 100644
index a95115d2fe..0000000000
--- a/package/libolm/libolm.hash
+++ /dev/null
@@ -1,3 +0,0 @@
-# locally computed
-sha256  1e90f9891009965fd064be747616da46b232086fe270b77605ec9bda34272a68  olm-3.2.16.tar.gz
-sha256  0d542e0c8804e39aa7f37eb00da5a762149dc682d7829451287e11b938e94594  LICENSE
diff --git a/package/libolm/libolm.mk b/package/libolm/libolm.mk
deleted file mode 100644
index 5c8bcd1f59..0000000000
--- a/package/libolm/libolm.mk
+++ /dev/null
@@ -1,18 +0,0 @@
-################################################################################
-#
-# libolm
-#
-################################################################################
-
-LIBOLM_VERSION = 3.2.16
-LIBOLM_SOURCE = olm-$(LIBOLM_VERSION).tar.gz
-LIBOLM_SITE = https://gitlab.matrix.org/matrix-org/olm/-/archive/$(LIBOLM_VERSION)
-LIBOLM_LICENSE = Apache-2.0
-LIBOLM_LICENSE_FILES = LICENSE
-LIBOLM_CPE_ID_VENDOR = matrix
-LIBOLM_CPE_ID_PRODUCT = olm
-LIBOLM_INSTALL_STAGING = YES
-
-LIBOLM_CONF_OPTS = -DOLM_TESTS=OFF
-
-$(eval $(cmake-package))