diff --git a/lib/node_modules/@stdlib/stats/base/dists/beta/mean/manifest.json b/lib/node_modules/@stdlib/stats/base/dists/beta/mean/manifest.json
index 87f6a84f7198..7991d55ba113 100644
--- a/lib/node_modules/@stdlib/stats/base/dists/beta/mean/manifest.json
+++ b/lib/node_modules/@stdlib/stats/base/dists/beta/mean/manifest.json
@@ -38,7 +38,8 @@
       "libraries": [],
       "libpath": [],
       "dependencies": [
-        "@stdlib/math/base/napi/binary"
+        "@stdlib/math/base/napi/binary",
+        "@stdlib/constants/float64/nan"
       ]
     },
     {
@@ -53,7 +54,8 @@
       "libraries": [],
       "libpath": [],
       "dependencies": [
-        "@stdlib/constants/float64/eps"
+        "@stdlib/constants/float64/eps",
+        "@stdlib/constants/float64/nan"
       ]
     },
     {
@@ -68,7 +70,8 @@
       "libraries": [],
       "libpath": [],
       "dependencies": [
-        "@stdlib/constants/float64/eps"
+        "@stdlib/constants/float64/eps",
+        "@stdlib/constants/float64/nan"
       ]
     }
   ]
diff --git a/lib/node_modules/@stdlib/stats/base/dists/beta/mean/src/main.c b/lib/node_modules/@stdlib/stats/base/dists/beta/mean/src/main.c
index 66c9f5a60c1e..0f33ae9facd8 100644
--- a/lib/node_modules/@stdlib/stats/base/dists/beta/mean/src/main.c
+++ b/lib/node_modules/@stdlib/stats/base/dists/beta/mean/src/main.c
@@ -17,6 +17,7 @@
 */
 
 #include "stdlib/stats/base/dists/beta/mean.h"
+#include "stdlib/constants/float64/nan.h"
 
 /**
 * Returns the expected value of a beta distribution.
@@ -31,7 +32,7 @@
 */
 double stdlib_base_dists_beta_mean( const double alpha, const double beta ) {
 	if ( alpha <= 0.0 || beta <= 0.0 ) {
-		return 0.0/0.0; // NaN
+		return STDLIB_CONSTANT_FLOAT64_NAN;
 	}
 	return alpha / ( alpha + beta );
 }