diff --git a/src/detection/os/os_android.c b/src/detection/os/os_android.c
index 0e8a7c1b2..1e1279d3f 100644
--- a/src/detection/os/os_android.c
+++ b/src/detection/os/os_android.c
@@ -1,43 +1,6 @@
 #include "os.h"
 #include "common/settings.h"
 
-// https://en.wikipedia.org/wiki/Android_version_history
-static const struct {
-    const char* version;
-    const char* codename;
-} androidCodenames[] = {
-    { "17", "Cinnamon Bun" },
-    { "16", "Baklava" },
-    { "15", "Vanilla Ice Cream" },
-    { "14", "Upside Down Cake" },
-    { "13", "Tiramisu" },
-    { "12", "Snow Cone" },
-    { "11", "Red Velvet Cake" },
-    { "10", "Quince Tart" },
-    { "9", "Pie" },
-    { "8.1", "Oreo" },
-    { "8.0", "Oreo" },
-    { "7.1", "Nougat" },
-    { "7.0", "Nougat" },
-    { "6.0", "Marshmallow" },
-    { "5.1", "Lollipop" },
-    { "5.0", "Lollipop" },
-    { "4.4", "KitKat" },
-    { "4.3", "Jelly Bean" },
-    { "4.2", "Jelly Bean" },
-    { "4.1", "Jelly Bean" },
-    { "4.0", "Ice Cream Sandwich" },
-    { "3.2", "Honeycomb" },
-    { "3.1", "Honeycomb" },
-    { "3.0", "Honeycomb" },
-    { "2.3", "Gingerbread" },
-    { "2.2", "Froyo" },
-    { "2.1", "Eclair" },
-    { "2.0", "Eclair" },
-    { "1.6", "Donut" },
-    { "1.5", "Cupcake" },
-};
-
 void ffDetectOSImpl(FFOSResult* os) {
     ffStrbufSetStatic(&os->name, "Android");
 
@@ -47,17 +10,36 @@ void ffDetectOSImpl(FFOSResult* os) {
 
     ffStrbufSet(&os->versionID, &os->version);
 
-    ffSettingsGetAndroidProperty("ro.build.version.codename", &os->codename);
+    unsigned major = 0;
+    for (const char* p = os->version.chars; *p >= '0' && *p <= '9'; ++p) {
+        major = major * 10 + (unsigned) (*p - '0');
+    }
 
-    // On release builds, ro.build.version.codename reports "REL" instead of the real codename.
-    // In that case, look up the codename from the version table.
-    if (ffStrbufEqualS(&os->codename, "REL")) {
-        for (size_t i = 0; i < ARRAY_SIZE(androidCodenames); i++) {
-            if (ffStrbufEqualS(&os->version, androidCodenames[i].version)) {
-                ffStrbufSetStatic(&os->codename, androidCodenames[i].codename);
-                break;
-            }
-        }
+    const char* codename = NULL;
+    // https://en.wikipedia.org/wiki/Android_version_history
+    // Android 5 is the oldest version supported by Termux
+    // clang-format off
+    switch (major) {
+        case 17: codename = "Cinnamon Bun"; break;
+        case 16: codename = "Baklava"; break;
+        case 15: codename = "Vanilla Ice Cream"; break;
+        case 14: codename = "Upside Down Cake"; break;
+        case 13: codename = "Tiramisu"; break;
+        case 12: codename = "Snow Cone"; break;
+        case 11: codename = "Red Velvet Cake"; break;
+        case 10: codename = "Quince Tart"; break;
+        case 9: codename = "Pie"; break;
+        case 8: codename = "Oreo"; break;
+        case 7: codename = "Nougat"; break;
+        case 6: codename = "Marshmallow"; break;
+        case 5: codename = "Lollipop"; break;
+    }
+    // clang-format on
+
+    if (codename) {
+        ffStrbufSetStatic(&os->codename, codename);
+    } else {
+        ffSettingsGetAndroidProperty("ro.build.version.codename", &os->codename);
     }
 
     ffSettingsGetAndroidProperty("ro.build.id", &os->buildID);