diff --git a/lib/node_modules/@stdlib/math/base/special/digamma/test/test.js b/lib/node_modules/@stdlib/math/base/special/digamma/test/test.js
index 949323ed8909..245d3c4b5f28 100644
--- a/lib/node_modules/@stdlib/math/base/special/digamma/test/test.js
+++ b/lib/node_modules/@stdlib/math/base/special/digamma/test/test.js
@@ -23,7 +23,7 @@
 var tape = require( 'tape' );
 var isfinite = require( '@stdlib/math/base/assert/is-finite' );
 var isnan = require( '@stdlib/assert/is-nan' );
-var abs = require( '@stdlib/math/base/special/abs' );
+var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
 var PINF = require( '@stdlib/constants/float64/pinf' );
 var digamma = require( './../lib' );
 
@@ -38,8 +38,7 @@ for ( i = 0; i < expected.length; i++ ) {
 	v = expected[ i ];
 	if ( v === 'Inf' ) {
 		expected[ i ] = PINF;
-	}
-	else if ( v === 'NaN' ) {
+	} else if ( v === 'NaN' ) {
 		expected[ i ] = NaN;
 	}
 }
@@ -81,7 +80,7 @@ tape( 'the function evaluates the digamma function', function test( t ) {
 		b2 = isnan( expected[ i ] );
 		t.strictEqual( b1, b2, 'returned result is ' + ( (b1) ? '' : 'not' ) + ' NaN' );
 		if ( !b1 ) {
-			t.ok( abs( actual - expected[ i ] ) < 1.0e-14, 'returned result is within tolerance. actual: ' + actual + '; expected: ' + expected[ i ] + '.' );
+			t.strictEqual( isAlmostSameValue( actual, expected[ i ], 82 ), true, 'returns expected value' );
 		}
 	}
 	t.end();
@@ -96,6 +95,6 @@ tape( 'the function evaluates the digamma function for `x` such that remainder >
 	expected = -2.863183589156929;
 	actual = digamma( x );
 
-	t.ok( abs( actual - expected ) < 1.0e-14, 'returned result within tolerance' );
+	t.strictEqual( isAlmostSameValue( actual, expected, 82 ), true, 'returns expected value' );
 	t.end();
 });
diff --git a/lib/node_modules/@stdlib/math/base/special/digamma/test/test.native.js b/lib/node_modules/@stdlib/math/base/special/digamma/test/test.native.js
index 0678c837a7f0..9ec2b5db5d95 100644
--- a/lib/node_modules/@stdlib/math/base/special/digamma/test/test.native.js
+++ b/lib/node_modules/@stdlib/math/base/special/digamma/test/test.native.js
@@ -24,7 +24,7 @@ var resolve = require( 'path' ).resolve;
 var tape = require( 'tape' );
 var isfinite = require( '@stdlib/math/base/assert/is-finite' );
 var isnan = require( '@stdlib/assert/is-nan' );
-var abs = require( '@stdlib/math/base/special/abs' );
+var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
 var PINF = require( '@stdlib/constants/float64/pinf' );
 var tryRequire = require( '@stdlib/utils/try-require' );
 
@@ -47,8 +47,7 @@ for ( i = 0; i < expected.length; i++ ) {
 	v = expected[ i ];
 	if ( v === 'Inf' ) {
 		expected[ i ] = PINF;
-	}
-	else if ( v === 'NaN' ) {
+	} else if ( v === 'NaN' ) {
 		expected[ i ] = NaN;
 	}
 }
@@ -90,7 +89,7 @@ tape( 'the function evaluates the digamma function', opts, function test( t ) {
 		b2 = isnan( expected[ i ] );
 		t.strictEqual( b1, b2, 'returned result is ' + ( (b1) ? '' : 'not' ) + ' NaN' );
 		if ( !b1 ) {
-			t.ok( abs( actual - expected[ i ] ) < 1.0e-14, 'returned result is within tolerance. actual: ' + actual + '; expected: ' + expected[ i ] + '.' );
+			t.strictEqual( isAlmostSameValue( actual, expected[ i ], 82 ), true, 'returns expected value' );
 		}
 	}
 	t.end();
@@ -105,6 +104,6 @@ tape( 'the function evaluates the digamma function for `x` such that remainder >
 	expected = -2.863183589156929;
 	actual = digamma( x );
 
-	t.ok( abs( actual - expected ) < 1.0e-14, 'returned result within tolerance' );
+	t.strictEqual( isAlmostSameValue( actual, expected, 82 ), true, 'returns expected value' );
 	t.end();
 });