diff --git a/rules/jab/jab-tilde.js b/rules/jab/jab-tilde.js
new file mode 100644
index 00000000..0fc43b4d
--- /dev/null
+++ b/rules/jab/jab-tilde.js
@@ -0,0 +1,25 @@
+( function ( $ ) {
+	'use strict';
+
+	var jabTilde = {
+		id: 'jab-tilde',
+		name: 'Hyam tilde',
+		description: 'Hyam input keyboard',
+		date: '2025-10-22',
+		URL: 'https://github.com/wikimedia/jquery.ime',
+		author: 'Toluwanimi Ayodele',
+		license: 'GPLv3',
+		version: '1.0',
+		patterns: [
+			[ '~A', 'A\u0331' ],
+			[ '~a', 'a\u0331' ],
+			[ '~E', 'E\u0331' ],
+			[ '~e', 'e\u0331' ],
+			[ '~I', 'I\u0331' ],
+			[ '~i', 'i\u0331' ],
+			[ '~_', '\u0331' ]
+		]
+	};
+
+	$.ime.register( jabTilde );
+}( jQuery ) );
\ No newline at end of file
diff --git a/src/jquery.ime.inputmethods.js b/src/jquery.ime.inputmethods.js
index 9d274a24..6735cbb1 100755
--- a/src/jquery.ime.inputmethods.js
+++ b/src/jquery.ime.inputmethods.js
@@ -488,6 +488,10 @@
 			name: 'Esan Awain tilde',
 			source: 'rules/ish/ish-tilde.js'
 		},
+		'jab-tilde': {
+			name: 'Hyam tilde',
+			source: 'rules/jab/jab-tilde.js'
+		},
 		'jac-tilde': {
 			name: 'Jakaltek tilde',
 			source: 'rules/jac/jac-tilde.js'
@@ -1462,6 +1466,10 @@
 			autonym: 'awain',
 			inputmethods: [ 'ish-tilde' ]
 		},
+		jab: {
+			autonym: 'Hyam',
+			inputmethods: [ 'jab-tilde' ]
+		},
 		jac: {
 			autonym: 'Abꞌxubꞌal Poptiꞌ',
 			inputmethods: [ 'jac-tilde' ]
diff --git a/test/jquery.ime.test.fixtures.js b/test/jquery.ime.test.fixtures.js
index ce9f5f0b..90114220 100644
--- a/test/jquery.ime.test.fixtures.js
+++ b/test/jquery.ime.test.fixtures.js
@@ -3169,6 +3169,13 @@ var palochkaVariants = {
 			{ input: '~o', output: 'ọ', description: 'Esan Awain tilde ~o -> ọ' }
 		]
 	},
+	{
+		description: 'Hyam tilde test',
+		inputmethod: 'jab-tilde',
+		tests: [
+			{ input: "~A~a~E~e~I~i", output: 'A̱a̱E̱e̱I̱i̱', description: 'Hyam tilde A̱a̱E̱e̱I̱i̱' }
+		]
+	},
 	{
 		description: 'Jakaltek tilde test',
 		inputmethod: 'jac-tilde',