diff --git a/polymer/eduke32/build/src/baselayer.c b/polymer/eduke32/build/src/baselayer.c
index a0a098f27..d62e625e3 100644
--- a/polymer/eduke32/build/src/baselayer.c
+++ b/polymer/eduke32/build/src/baselayer.c
@@ -128,7 +128,7 @@ int32_t readmouseabsxy(vec2_t * const destination, vec2_t const * const source)
 {
     int32_t xwidth;
 
-    if (!moustat || !appactive || !mouseinwindow || osd && osd->flags & OSD_CAPTURE)
+    if (!moustat || !appactive || !mouseinwindow || (osd && osd->flags & OSD_CAPTURE))
         return 0;
 
     xwidth = max(scale(240<<16, xdim, ydim), 320<<16);
@@ -141,7 +141,7 @@ int32_t readmouseabsxy(vec2_t * const destination, vec2_t const * const source)
 
 void readmousebstatus(int32_t *b)
 {
-    if (!moustat || !appactive || !mouseinwindow || osd && osd->flags & OSD_CAPTURE) { *b = 0; return; }
+    if (!moustat || !appactive || !mouseinwindow || (osd && osd->flags & OSD_CAPTURE)) { *b = 0; return; }
     *b = mouseb;
 }
 
diff --git a/polymer/eduke32/build/src/winbits.c b/polymer/eduke32/build/src/winbits.c
index 6345d1125..4eaad6aca 100644
--- a/polymer/eduke32/build/src/winbits.c
+++ b/polymer/eduke32/build/src/winbits.c
@@ -101,7 +101,7 @@ static void win_printversion(void)
         l = Bsprintf(str, "Windows %s", ver);
 
     // service packs
-    if (osv.szCSDVersion && osv.szCSDVersion[0])
+    if (osv.szCSDVersion[0])
     {
         str[l] = 32;
         Bstrcat(&str[l], osv.szCSDVersion);