A fitting securing device for facilitated assembly and securing of hydraulic hose couplings, in particular for construction machines, with a holding device comprising a fitting receptacle for receiving a fitting of a first hose end, wherein the holding device includes an anti-rotation device which is adapted to prevent rotation of the fitting of the first hose end about a flow axis in the fitting receptacle, wherein the fitting securing device includes an axial securing device which is adapted to prevent displacement of the fitting of the first hose end along at least one direction of the flow axis in the fitting receptacle, wherein the fitting receptacle penetrates the holding device such that a fitting of a second hose end can be coupled directly to the fitting of the first hose end secured in the fitting receptacle, and wherein the axial securing device includes a detachable axial stop against which the fitting of the first hose end can rest in the fitting receptacle and which is adapted to prevent displacement of the fitting of the first hose end along a direction of the flow axis in the fitting receptacle, characterized in that, the holding device further includes an axial securing device receptacle which extends from an outside of the holding device into the fitting receptacle, wherein the detachable axial stop can be inserted into the axial securing device receptacle, so that the detachable axial stop can at least partially engage behind a holding collar of the fitting of the first hose end located in the fitting receptacle and can secure the fitting in a direction of the flow axis in a form-locking manner, or the holding device further includes a bore to which the detachable axial stop can be fastened with a fastening device. wherein the holding device includes an anti-rotation device which is adapted to prevent rotation of the fitting of the first hose end about a flow axis in the fitting receptacle, wherein the fitting securing device includes an axial securing device which is adapted to prevent displacement of the fitting of the first hose end along at least one direction of the flow axis in the fitting receptacle, wherein the fitting receptacle penetrates the holding device such that a fitting of a second hose end can be coupled directly to the fitting of the first hose end secured in the fitting receptacle, and wherein the axial securing device includes a detachable axial stop against which the fitting of the first hose end can rest in the fitting receptacle and which is adapted to prevent displacement of the fitting of the first hose end along a direction of the flow axis in the fitting receptacle, characterized in that, the holding device further includes an axial securing device receptacle which extends from an outside of the holding device into the fitting receptacle, wherein the detachable axial stop can be inserted into the axial securing device receptacle, so that the detachable axial stop can at least partially engage behind a holding collar of the fitting of the first hose end located in the fitting receptacle and can secure the fitting in a direction of the flow axis in a form-locking manner, or the holding device further includes a bore to which the detachable axial stop can be fastened with a fastening device.