diff --git a/src/Layers/xrRenderPC_GL/glResourceManager_Resources.cpp b/src/Layers/xrRenderPC_GL/glResourceManager_Resources.cpp
index 9b098d3d93f..ff7c5436cc5 100644
--- a/src/Layers/xrRenderPC_GL/glResourceManager_Resources.cpp
+++ b/src/Layers/xrRenderPC_GL/glResourceManager_Resources.cpp
@@ -248,14 +248,14 @@ SPS* CResourceManager::_CreatePS(LPCSTR _name)
 {
     string_path name;
     strcpy_s(name, _name);
-    if (0 == GEnv.Render->m_MSAASample) strcat(name, "_0");
-    if (1 == GEnv.Render->m_MSAASample) strcat(name, "_1");
-    if (2 == GEnv.Render->m_MSAASample) strcat(name, "_2");
-    if (3 == GEnv.Render->m_MSAASample) strcat(name, "_3");
-    if (4 == GEnv.Render->m_MSAASample) strcat(name, "_4");
-    if (5 == GEnv.Render->m_MSAASample) strcat(name, "_5");
-    if (6 == GEnv.Render->m_MSAASample) strcat(name, "_6");
-    if (7 == GEnv.Render->m_MSAASample) strcat(name, "_7");
+    if (0 == GEnv.Render->m_MSAASample) xr_strcat(name, "_0");
+    if (1 == GEnv.Render->m_MSAASample) xr_strcat(name, "_1");
+    if (2 == GEnv.Render->m_MSAASample) xr_strcat(name, "_2");
+    if (3 == GEnv.Render->m_MSAASample) xr_strcat(name, "_3");
+    if (4 == GEnv.Render->m_MSAASample) xr_strcat(name, "_4");
+    if (5 == GEnv.Render->m_MSAASample) xr_strcat(name, "_5");
+    if (6 == GEnv.Render->m_MSAASample) xr_strcat(name, "_6");
+    if (7 == GEnv.Render->m_MSAASample) xr_strcat(name, "_7");
     LPSTR N = LPSTR(name);
     map_PS::iterator I = m_ps.find(N);
     if (I != m_ps.end()) return I->second;
diff --git a/src/Layers/xrRenderPC_GL/gl_rendertarget.cpp b/src/Layers/xrRenderPC_GL/gl_rendertarget.cpp
index 2b83ee30635..210e7e397bd 100644
--- a/src/Layers/xrRenderPC_GL/gl_rendertarget.cpp
+++ b/src/Layers/xrRenderPC_GL/gl_rendertarget.cpp
@@ -785,7 +785,7 @@ CRenderTarget::CRenderTarget()
             for (int it1 = 0; it1 < TEX_jitter_count - 1; it1++)
             {
                 string_path name;
-                sprintf(name, "%s%d",r2_jitter, it1);
+                xr_sprintf(name, "%s%d", r2_jitter, it1);
                 CHK_GL (glBindTexture(GL_TEXTURE_2D, t_noise_surf[it1]));
                 CHK_GL (glTexStorage2D(GL_TEXTURE_2D, 1, GL_RGBA8, TEX_jitter, TEX_jitter));
                 t_noise[it1] = RImplementation.Resources->_CreateTexture(name);
@@ -821,7 +821,7 @@ CRenderTarget::CRenderTarget()
             // generate HBAO jitter texture (last)
             int it = TEX_jitter_count - 1;
             string_path name;
-            sprintf(name, "%s%d",r2_jitter, it);
+            xr_sprintf(name, "%s%d", r2_jitter, it);
             CHK_GL (glBindTexture(GL_TEXTURE_2D, t_noise_surf[it]));
             CHK_GL (glTexStorage2D(GL_TEXTURE_2D, 1, GL_RGBA32F, TEX_jitter, TEX_jitter));
             t_noise[it] = RImplementation.Resources->_CreateTexture(name);
diff --git a/src/utils/xrDXT/NormalMapGen.cpp b/src/utils/xrDXT/NormalMapGen.cpp
index 594e529c15d..2c7ca270976 100644
--- a/src/utils/xrDXT/NormalMapGen.cpp
+++ b/src/utils/xrDXT/NormalMapGen.cpp
@@ -651,12 +651,12 @@ int DXTCompressBump(
             fmt0.type = STextureParams::ttImage;
             fmt0.fmt = STextureParams::tfDXT5;
             string256 out_name1;
-            strcpy(out_name1, out_name);
+            xr_strcpy(out_name1, out_name);
             if (strext(out_name1))
             {
                 *strext(out_name1) = 0;
             }
-            strcat(out_name1, "#.dds");
+            xr_strcat(out_name1, "#.dds");
             res |= DXTCompressImage(out_name1, T_normal_1D, w, h, pitch, &fmt0, depth);
             free(T_height_pf);
             free(T_normal_1D);